diff --git a/protos/google/cloud/dialogflow/cx/v3beta1/agent.proto b/protos/google/cloud/dialogflow/cx/v3beta1/agent.proto
index 1824e0b2..64bc6293 100644
--- a/protos/google/cloud/dialogflow/cx/v3beta1/agent.proto
+++ b/protos/google/cloud/dialogflow/cx/v3beta1/agent.proto
@@ -159,12 +159,15 @@ message Agent {
   // Required. The human-readable name of the agent, unique within the location.
   string display_name = 2 [(google.api.field_behavior) = REQUIRED];
 
-  // Immutable. The default language of the agent as a language tag.
+  // Required. Immutable. The default language of the agent as a language tag.
   // See [Language
   // Support](https://cloud.google.com/dialogflow/cx/docs/reference/language)
   // for a list of the currently supported language codes.
   // This field cannot be set by the [Agents.UpdateAgent][google.cloud.dialogflow.cx.v3beta1.Agents.UpdateAgent] method.
-  string default_language_code = 3 [(google.api.field_behavior) = IMMUTABLE];
+  string default_language_code = 3 [
+    (google.api.field_behavior) = REQUIRED,
+    (google.api.field_behavior) = IMMUTABLE
+  ];
 
   // The list of all languages supported by the agent (except for the
   // `default_language_code`).
diff --git a/protos/google/cloud/dialogflow/cx/v3beta1/fulfillment.proto b/protos/google/cloud/dialogflow/cx/v3beta1/fulfillment.proto
index 74d9e822..e81e8d5a 100644
--- a/protos/google/cloud/dialogflow/cx/v3beta1/fulfillment.proto
+++ b/protos/google/cloud/dialogflow/cx/v3beta1/fulfillment.proto
@@ -95,6 +95,17 @@ message Fulfillment {
                         type: "dialogflow.googleapis.com/Webhook"
                       }];
 
+  // Whether Dialogflow should return currently queued fulfillment response
+  // messages in streaming APIs. If a webhook is specified, it happens before
+  // Dialogflow invokes webhook.
+  // Warning:
+  // 1) This flag only affects streaming API. Responses are still queued
+  // and returned once in non-streaming API.
+  // 2) The flag can be enabled in any fulfillment but only the first 3 partial
+  // responses will be returned. You may only want to apply it to fulfillments
+  // that have slow webhooks.
+  bool return_partial_responses = 8;
+
   // The tag used by the webhook to identify which fulfillment is being called.
   // This field is required if `webhook` is specified.
   string tag = 3;
diff --git a/protos/google/cloud/dialogflow/cx/v3beta1/security_settings.proto b/protos/google/cloud/dialogflow/cx/v3beta1/security_settings.proto
index d05ae1fa..8b149f13 100644
--- a/protos/google/cloud/dialogflow/cx/v3beta1/security_settings.proto
+++ b/protos/google/cloud/dialogflow/cx/v3beta1/security_settings.proto
@@ -226,8 +226,10 @@ message SecuritySettings {
   // If empty, we use the default DLP inspect config.
   //
   // The template name will have one of the following formats:
-  // `projects/PROJECT_ID/inspectTemplates/TEMPLATE_ID` OR
-  // `organizations/ORGANIZATION_ID/inspectTemplates/TEMPLATE_ID`
+  // `projects/<Project ID>/inspectTemplates/<Template ID>` OR
+  // `projects/<Project ID>/locations/<Location ID>/inspectTemplates/<Template
+  // ID>` OR
+  // `organizations/<Organization ID>/inspectTemplates/<Template ID>`
   string inspect_template = 9;
 
   // Specifies how data is retained. Note that even if the data is
diff --git a/protos/google/cloud/dialogflow/cx/v3beta1/session.proto b/protos/google/cloud/dialogflow/cx/v3beta1/session.proto
index c5a35fe6..ad2af93e 100644
--- a/protos/google/cloud/dialogflow/cx/v3beta1/session.proto
+++ b/protos/google/cloud/dialogflow/cx/v3beta1/session.proto
@@ -147,6 +147,20 @@ message DetectIntentRequest {
 
 // The message returned from the DetectIntent method.
 message DetectIntentResponse {
+  // Represents different DetectIntentResponse types.
+  enum ResponseType {
+    // Not specified. This should never happen.
+    RESPONSE_TYPE_UNSPECIFIED = 0;
+
+    // Partial response. e.g. Aggregated responses in a Fulfillment that enables
+    // `return_partial_response` can be returned as partial response.
+    // WARNING: partial response is not eligible for barge-in.
+    PARTIAL = 1;
+
+    // Final response.
+    FINAL = 2;
+  }
+
   // Output only. The unique identifier of the response. It can be used to
   // locate a response in the training example set or for reporting issues.
   string response_id = 1;
@@ -169,6 +183,14 @@ message DetectIntentResponse {
 
   // The config used by the speech synthesizer to generate the output audio.
   OutputAudioConfig output_audio_config = 5;
+
+  // Response type.
+  ResponseType response_type = 6;
+
+  // Indicates whether the partial response can be cancelled when a later
+  // response arrives. e.g. if the agent specified some music as partial
+  // response, it can be cancelled.
+  bool allow_cancellation = 7;
 }
 
 // The top-level message sent by the client to the
@@ -229,6 +251,12 @@ message StreamingDetectIntentRequest {
 
   // Instructs the speech synthesizer how to generate the output audio.
   OutputAudioConfig output_audio_config = 4;
+
+  // Enable partial detect intent response. If this flag is not enabled,
+  // response stream still contains only one final `DetectIntentResponse` even
+  // if some `Fulfillment`s in the agent have been configured to return partial
+  // responses.
+  bool enable_partial_response = 5;
 }
 
 // The top-level message returned from the `StreamingDetectIntent` method.
@@ -408,8 +436,9 @@ message QueryParameters {
   google.protobuf.Struct parameters = 5;
 
   // The unique identifier of the [page][google.cloud.dialogflow.cx.v3beta1.Page] to override the [current
-  // page][QueryResult.current_page] in the session. Format: `projects/<Project
-  // ID>/locations/<Location ID>/agents/<Agent ID>/pages/<page ID>`.
+  // page][QueryResult.current_page] in the session.
+  // Format: `projects/<Project ID>/locations/<Location ID>/agents/<Agent
+  // ID>/flows/<Flow ID>/pages/<Page ID>`.
   //
   // If `current_page` is specified, the previous state of the session will be
   // ignored by Dialogflow, including the [previous
diff --git a/protos/protos.d.ts b/protos/protos.d.ts
index 78067ae3..18309175 100644
--- a/protos/protos.d.ts
+++ b/protos/protos.d.ts
@@ -30368,6 +30368,9 @@ export namespace google {
                         /** Fulfillment webhook */
                         webhook?: (string|null);
 
+                        /** Fulfillment returnPartialResponses */
+                        returnPartialResponses?: (boolean|null);
+
                         /** Fulfillment tag */
                         tag?: (string|null);
 
@@ -30393,6 +30396,9 @@ export namespace google {
                         /** Fulfillment webhook. */
                         public webhook: string;
 
+                        /** Fulfillment returnPartialResponses. */
+                        public returnPartialResponses: boolean;
+
                         /** Fulfillment tag. */
                         public tag: string;
 
@@ -41984,6 +41990,12 @@ export namespace google {
 
                         /** DetectIntentResponse outputAudioConfig */
                         outputAudioConfig?: (google.cloud.dialogflow.cx.v3beta1.IOutputAudioConfig|null);
+
+                        /** DetectIntentResponse responseType */
+                        responseType?: (google.cloud.dialogflow.cx.v3beta1.DetectIntentResponse.ResponseType|keyof typeof google.cloud.dialogflow.cx.v3beta1.DetectIntentResponse.ResponseType|null);
+
+                        /** DetectIntentResponse allowCancellation */
+                        allowCancellation?: (boolean|null);
                     }
 
                     /** Represents a DetectIntentResponse. */
@@ -42007,6 +42019,12 @@ export namespace google {
                         /** DetectIntentResponse outputAudioConfig. */
                         public outputAudioConfig?: (google.cloud.dialogflow.cx.v3beta1.IOutputAudioConfig|null);
 
+                        /** DetectIntentResponse responseType. */
+                        public responseType: (google.cloud.dialogflow.cx.v3beta1.DetectIntentResponse.ResponseType|keyof typeof google.cloud.dialogflow.cx.v3beta1.DetectIntentResponse.ResponseType);
+
+                        /** DetectIntentResponse allowCancellation. */
+                        public allowCancellation: boolean;
+
                         /**
                          * Creates a new DetectIntentResponse instance using the specified properties.
                          * @param [properties] Properties to set
@@ -42078,6 +42096,16 @@ export namespace google {
                         public toJSON(): { [k: string]: any };
                     }
 
+                    namespace DetectIntentResponse {
+
+                        /** ResponseType enum. */
+                        enum ResponseType {
+                            RESPONSE_TYPE_UNSPECIFIED = 0,
+                            PARTIAL = 1,
+                            FINAL = 2
+                        }
+                    }
+
                     /** Properties of a StreamingDetectIntentRequest. */
                     interface IStreamingDetectIntentRequest {
 
@@ -42092,6 +42120,9 @@ export namespace google {
 
                         /** StreamingDetectIntentRequest outputAudioConfig */
                         outputAudioConfig?: (google.cloud.dialogflow.cx.v3beta1.IOutputAudioConfig|null);
+
+                        /** StreamingDetectIntentRequest enablePartialResponse */
+                        enablePartialResponse?: (boolean|null);
                     }
 
                     /** Represents a StreamingDetectIntentRequest. */
@@ -42115,6 +42146,9 @@ export namespace google {
                         /** StreamingDetectIntentRequest outputAudioConfig. */
                         public outputAudioConfig?: (google.cloud.dialogflow.cx.v3beta1.IOutputAudioConfig|null);
 
+                        /** StreamingDetectIntentRequest enablePartialResponse. */
+                        public enablePartialResponse: boolean;
+
                         /**
                          * Creates a new StreamingDetectIntentRequest instance using the specified properties.
                          * @param [properties] Properties to set
diff --git a/protos/protos.js b/protos/protos.js
index d2c6b038..67ba6c76 100644
--- a/protos/protos.js
+++ b/protos/protos.js
@@ -71011,6 +71011,7 @@
                              * @interface IFulfillment
                              * @property {Array.<google.cloud.dialogflow.cx.v3beta1.IResponseMessage>|null} [messages] Fulfillment messages
                              * @property {string|null} [webhook] Fulfillment webhook
+                             * @property {boolean|null} [returnPartialResponses] Fulfillment returnPartialResponses
                              * @property {string|null} [tag] Fulfillment tag
                              * @property {Array.<google.cloud.dialogflow.cx.v3beta1.Fulfillment.ISetParameterAction>|null} [setParameterActions] Fulfillment setParameterActions
                              * @property {Array.<google.cloud.dialogflow.cx.v3beta1.Fulfillment.IConditionalCases>|null} [conditionalCases] Fulfillment conditionalCases
@@ -71050,6 +71051,14 @@
                              */
                             Fulfillment.prototype.webhook = "";
     
+                            /**
+                             * Fulfillment returnPartialResponses.
+                             * @member {boolean} returnPartialResponses
+                             * @memberof google.cloud.dialogflow.cx.v3beta1.Fulfillment
+                             * @instance
+                             */
+                            Fulfillment.prototype.returnPartialResponses = false;
+    
                             /**
                              * Fulfillment tag.
                              * @member {string} tag
@@ -71111,6 +71120,8 @@
                                 if (message.conditionalCases != null && message.conditionalCases.length)
                                     for (var i = 0; i < message.conditionalCases.length; ++i)
                                         $root.google.cloud.dialogflow.cx.v3beta1.Fulfillment.ConditionalCases.encode(message.conditionalCases[i], writer.uint32(/* id 5, wireType 2 =*/42).fork()).ldelim();
+                                if (message.returnPartialResponses != null && Object.hasOwnProperty.call(message, "returnPartialResponses"))
+                                    writer.uint32(/* id 8, wireType 0 =*/64).bool(message.returnPartialResponses);
                                 return writer;
                             };
     
@@ -71153,6 +71164,9 @@
                                     case 2:
                                         message.webhook = reader.string();
                                         break;
+                                    case 8:
+                                        message.returnPartialResponses = reader.bool();
+                                        break;
                                     case 3:
                                         message.tag = reader.string();
                                         break;
@@ -71213,6 +71227,9 @@
                                 if (message.webhook != null && message.hasOwnProperty("webhook"))
                                     if (!$util.isString(message.webhook))
                                         return "webhook: string expected";
+                                if (message.returnPartialResponses != null && message.hasOwnProperty("returnPartialResponses"))
+                                    if (typeof message.returnPartialResponses !== "boolean")
+                                        return "returnPartialResponses: boolean expected";
                                 if (message.tag != null && message.hasOwnProperty("tag"))
                                     if (!$util.isString(message.tag))
                                         return "tag: string expected";
@@ -71261,6 +71278,8 @@
                                 }
                                 if (object.webhook != null)
                                     message.webhook = String(object.webhook);
+                                if (object.returnPartialResponses != null)
+                                    message.returnPartialResponses = Boolean(object.returnPartialResponses);
                                 if (object.tag != null)
                                     message.tag = String(object.tag);
                                 if (object.setParameterActions) {
@@ -71307,6 +71326,7 @@
                                 if (options.defaults) {
                                     object.webhook = "";
                                     object.tag = "";
+                                    object.returnPartialResponses = false;
                                 }
                                 if (message.messages && message.messages.length) {
                                     object.messages = [];
@@ -71327,6 +71347,8 @@
                                     for (var j = 0; j < message.conditionalCases.length; ++j)
                                         object.conditionalCases[j] = $root.google.cloud.dialogflow.cx.v3beta1.Fulfillment.ConditionalCases.toObject(message.conditionalCases[j], options);
                                 }
+                                if (message.returnPartialResponses != null && message.hasOwnProperty("returnPartialResponses"))
+                                    object.returnPartialResponses = message.returnPartialResponses;
                                 return object;
                             };
     
@@ -98223,6 +98245,8 @@
                              * @property {google.cloud.dialogflow.cx.v3beta1.IQueryResult|null} [queryResult] DetectIntentResponse queryResult
                              * @property {Uint8Array|null} [outputAudio] DetectIntentResponse outputAudio
                              * @property {google.cloud.dialogflow.cx.v3beta1.IOutputAudioConfig|null} [outputAudioConfig] DetectIntentResponse outputAudioConfig
+                             * @property {google.cloud.dialogflow.cx.v3beta1.DetectIntentResponse.ResponseType|null} [responseType] DetectIntentResponse responseType
+                             * @property {boolean|null} [allowCancellation] DetectIntentResponse allowCancellation
                              */
     
                             /**
@@ -98272,6 +98296,22 @@
                              */
                             DetectIntentResponse.prototype.outputAudioConfig = null;
     
+                            /**
+                             * DetectIntentResponse responseType.
+                             * @member {google.cloud.dialogflow.cx.v3beta1.DetectIntentResponse.ResponseType} responseType
+                             * @memberof google.cloud.dialogflow.cx.v3beta1.DetectIntentResponse
+                             * @instance
+                             */
+                            DetectIntentResponse.prototype.responseType = 0;
+    
+                            /**
+                             * DetectIntentResponse allowCancellation.
+                             * @member {boolean} allowCancellation
+                             * @memberof google.cloud.dialogflow.cx.v3beta1.DetectIntentResponse
+                             * @instance
+                             */
+                            DetectIntentResponse.prototype.allowCancellation = false;
+    
                             /**
                              * Creates a new DetectIntentResponse instance using the specified properties.
                              * @function create
@@ -98304,6 +98344,10 @@
                                     writer.uint32(/* id 4, wireType 2 =*/34).bytes(message.outputAudio);
                                 if (message.outputAudioConfig != null && Object.hasOwnProperty.call(message, "outputAudioConfig"))
                                     $root.google.cloud.dialogflow.cx.v3beta1.OutputAudioConfig.encode(message.outputAudioConfig, writer.uint32(/* id 5, wireType 2 =*/42).fork()).ldelim();
+                                if (message.responseType != null && Object.hasOwnProperty.call(message, "responseType"))
+                                    writer.uint32(/* id 6, wireType 0 =*/48).int32(message.responseType);
+                                if (message.allowCancellation != null && Object.hasOwnProperty.call(message, "allowCancellation"))
+                                    writer.uint32(/* id 7, wireType 0 =*/56).bool(message.allowCancellation);
                                 return writer;
                             };
     
@@ -98350,6 +98394,12 @@
                                     case 5:
                                         message.outputAudioConfig = $root.google.cloud.dialogflow.cx.v3beta1.OutputAudioConfig.decode(reader, reader.uint32());
                                         break;
+                                    case 6:
+                                        message.responseType = reader.int32();
+                                        break;
+                                    case 7:
+                                        message.allowCancellation = reader.bool();
+                                        break;
                                     default:
                                         reader.skipType(tag & 7);
                                         break;
@@ -98401,6 +98451,18 @@
                                     if (error)
                                         return "outputAudioConfig." + error;
                                 }
+                                if (message.responseType != null && message.hasOwnProperty("responseType"))
+                                    switch (message.responseType) {
+                                    default:
+                                        return "responseType: enum value expected";
+                                    case 0:
+                                    case 1:
+                                    case 2:
+                                        break;
+                                    }
+                                if (message.allowCancellation != null && message.hasOwnProperty("allowCancellation"))
+                                    if (typeof message.allowCancellation !== "boolean")
+                                        return "allowCancellation: boolean expected";
                                 return null;
                             };
     
@@ -98433,6 +98495,22 @@
                                         throw TypeError(".google.cloud.dialogflow.cx.v3beta1.DetectIntentResponse.outputAudioConfig: object expected");
                                     message.outputAudioConfig = $root.google.cloud.dialogflow.cx.v3beta1.OutputAudioConfig.fromObject(object.outputAudioConfig);
                                 }
+                                switch (object.responseType) {
+                                case "RESPONSE_TYPE_UNSPECIFIED":
+                                case 0:
+                                    message.responseType = 0;
+                                    break;
+                                case "PARTIAL":
+                                case 1:
+                                    message.responseType = 1;
+                                    break;
+                                case "FINAL":
+                                case 2:
+                                    message.responseType = 2;
+                                    break;
+                                }
+                                if (object.allowCancellation != null)
+                                    message.allowCancellation = Boolean(object.allowCancellation);
                                 return message;
                             };
     
@@ -98460,6 +98538,8 @@
                                             object.outputAudio = $util.newBuffer(object.outputAudio);
                                     }
                                     object.outputAudioConfig = null;
+                                    object.responseType = options.enums === String ? "RESPONSE_TYPE_UNSPECIFIED" : 0;
+                                    object.allowCancellation = false;
                                 }
                                 if (message.responseId != null && message.hasOwnProperty("responseId"))
                                     object.responseId = message.responseId;
@@ -98469,6 +98549,10 @@
                                     object.outputAudio = options.bytes === String ? $util.base64.encode(message.outputAudio, 0, message.outputAudio.length) : options.bytes === Array ? Array.prototype.slice.call(message.outputAudio) : message.outputAudio;
                                 if (message.outputAudioConfig != null && message.hasOwnProperty("outputAudioConfig"))
                                     object.outputAudioConfig = $root.google.cloud.dialogflow.cx.v3beta1.OutputAudioConfig.toObject(message.outputAudioConfig, options);
+                                if (message.responseType != null && message.hasOwnProperty("responseType"))
+                                    object.responseType = options.enums === String ? $root.google.cloud.dialogflow.cx.v3beta1.DetectIntentResponse.ResponseType[message.responseType] : message.responseType;
+                                if (message.allowCancellation != null && message.hasOwnProperty("allowCancellation"))
+                                    object.allowCancellation = message.allowCancellation;
                                 return object;
                             };
     
@@ -98483,6 +98567,22 @@
                                 return this.constructor.toObject(this, $protobuf.util.toJSONOptions);
                             };
     
+                            /**
+                             * ResponseType enum.
+                             * @name google.cloud.dialogflow.cx.v3beta1.DetectIntentResponse.ResponseType
+                             * @enum {number}
+                             * @property {number} RESPONSE_TYPE_UNSPECIFIED=0 RESPONSE_TYPE_UNSPECIFIED value
+                             * @property {number} PARTIAL=1 PARTIAL value
+                             * @property {number} FINAL=2 FINAL value
+                             */
+                            DetectIntentResponse.ResponseType = (function() {
+                                var valuesById = {}, values = Object.create(valuesById);
+                                values[valuesById[0] = "RESPONSE_TYPE_UNSPECIFIED"] = 0;
+                                values[valuesById[1] = "PARTIAL"] = 1;
+                                values[valuesById[2] = "FINAL"] = 2;
+                                return values;
+                            })();
+    
                             return DetectIntentResponse;
                         })();
     
@@ -98496,6 +98596,7 @@
                              * @property {google.cloud.dialogflow.cx.v3beta1.IQueryParameters|null} [queryParams] StreamingDetectIntentRequest queryParams
                              * @property {google.cloud.dialogflow.cx.v3beta1.IQueryInput|null} [queryInput] StreamingDetectIntentRequest queryInput
                              * @property {google.cloud.dialogflow.cx.v3beta1.IOutputAudioConfig|null} [outputAudioConfig] StreamingDetectIntentRequest outputAudioConfig
+                             * @property {boolean|null} [enablePartialResponse] StreamingDetectIntentRequest enablePartialResponse
                              */
     
                             /**
@@ -98545,6 +98646,14 @@
                              */
                             StreamingDetectIntentRequest.prototype.outputAudioConfig = null;
     
+                            /**
+                             * StreamingDetectIntentRequest enablePartialResponse.
+                             * @member {boolean} enablePartialResponse
+                             * @memberof google.cloud.dialogflow.cx.v3beta1.StreamingDetectIntentRequest
+                             * @instance
+                             */
+                            StreamingDetectIntentRequest.prototype.enablePartialResponse = false;
+    
                             /**
                              * Creates a new StreamingDetectIntentRequest instance using the specified properties.
                              * @function create
@@ -98577,6 +98686,8 @@
                                     $root.google.cloud.dialogflow.cx.v3beta1.QueryInput.encode(message.queryInput, writer.uint32(/* id 3, wireType 2 =*/26).fork()).ldelim();
                                 if (message.outputAudioConfig != null && Object.hasOwnProperty.call(message, "outputAudioConfig"))
                                     $root.google.cloud.dialogflow.cx.v3beta1.OutputAudioConfig.encode(message.outputAudioConfig, writer.uint32(/* id 4, wireType 2 =*/34).fork()).ldelim();
+                                if (message.enablePartialResponse != null && Object.hasOwnProperty.call(message, "enablePartialResponse"))
+                                    writer.uint32(/* id 5, wireType 0 =*/40).bool(message.enablePartialResponse);
                                 return writer;
                             };
     
@@ -98623,6 +98734,9 @@
                                     case 4:
                                         message.outputAudioConfig = $root.google.cloud.dialogflow.cx.v3beta1.OutputAudioConfig.decode(reader, reader.uint32());
                                         break;
+                                    case 5:
+                                        message.enablePartialResponse = reader.bool();
+                                        break;
                                     default:
                                         reader.skipType(tag & 7);
                                         break;
@@ -98676,6 +98790,9 @@
                                     if (error)
                                         return "outputAudioConfig." + error;
                                 }
+                                if (message.enablePartialResponse != null && message.hasOwnProperty("enablePartialResponse"))
+                                    if (typeof message.enablePartialResponse !== "boolean")
+                                        return "enablePartialResponse: boolean expected";
                                 return null;
                             };
     
@@ -98708,6 +98825,8 @@
                                         throw TypeError(".google.cloud.dialogflow.cx.v3beta1.StreamingDetectIntentRequest.outputAudioConfig: object expected");
                                     message.outputAudioConfig = $root.google.cloud.dialogflow.cx.v3beta1.OutputAudioConfig.fromObject(object.outputAudioConfig);
                                 }
+                                if (object.enablePartialResponse != null)
+                                    message.enablePartialResponse = Boolean(object.enablePartialResponse);
                                 return message;
                             };
     
@@ -98729,6 +98848,7 @@
                                     object.queryParams = null;
                                     object.queryInput = null;
                                     object.outputAudioConfig = null;
+                                    object.enablePartialResponse = false;
                                 }
                                 if (message.session != null && message.hasOwnProperty("session"))
                                     object.session = message.session;
@@ -98738,6 +98858,8 @@
                                     object.queryInput = $root.google.cloud.dialogflow.cx.v3beta1.QueryInput.toObject(message.queryInput, options);
                                 if (message.outputAudioConfig != null && message.hasOwnProperty("outputAudioConfig"))
                                     object.outputAudioConfig = $root.google.cloud.dialogflow.cx.v3beta1.OutputAudioConfig.toObject(message.outputAudioConfig, options);
+                                if (message.enablePartialResponse != null && message.hasOwnProperty("enablePartialResponse"))
+                                    object.enablePartialResponse = message.enablePartialResponse;
                                 return object;
                             };
     
diff --git a/protos/protos.json b/protos/protos.json
index 0f6af377..1164dd70 100644
--- a/protos/protos.json
+++ b/protos/protos.json
@@ -8371,6 +8371,10 @@
                                 "(google.api.resource_reference).type": "dialogflow.googleapis.com/Webhook"
                               }
                             },
+                            "returnPartialResponses": {
+                              "type": "bool",
+                              "id": 8
+                            },
                             "tag": {
                               "type": "string",
                               "id": 3
@@ -11374,6 +11378,23 @@
                             "outputAudioConfig": {
                               "type": "OutputAudioConfig",
                               "id": 5
+                            },
+                            "responseType": {
+                              "type": "ResponseType",
+                              "id": 6
+                            },
+                            "allowCancellation": {
+                              "type": "bool",
+                              "id": 7
+                            }
+                          },
+                          "nested": {
+                            "ResponseType": {
+                              "values": {
+                                "RESPONSE_TYPE_UNSPECIFIED": 0,
+                                "PARTIAL": 1,
+                                "FINAL": 2
+                              }
                             }
                           }
                         },
@@ -11400,6 +11421,10 @@
                             "outputAudioConfig": {
                               "type": "OutputAudioConfig",
                               "id": 4
+                            },
+                            "enablePartialResponse": {
+                              "type": "bool",
+                              "id": 5
                             }
                           }
                         },