chore: release dialogflow 1.3.0 (#5085)
diff --git a/dialogflow/CHANGES.md b/dialogflow/CHANGES.md
index e0de1af..3684c8a 100644
--- a/dialogflow/CHANGES.md
+++ b/dialogflow/CHANGES.md
@@ -1,5 +1,20 @@
# Changes
+## [1.3.0](https://www.github.com/googleapis/google-cloud-go/compare/dialogflow/v1.2.0...dialogflow/v1.3.0) (2022-01-04)
+
+
+### Features
+
+* **dialogflow/cx:** added `TelephonyTransferCall` in response message ([fe27098](https://www.github.com/googleapis/google-cloud-go/commit/fe27098e5d429911428821ded57384353e699774))
+* **dialogflow/cx:** added support for comparing between versions docs: clarified security settings API reference ([83b941c](https://www.github.com/googleapis/google-cloud-go/commit/83b941c0983e44fdd18ceee8c6f3e91219d72ad1))
+* **dialogflow/cx:** added the display name of the current page in webhook requests ([e0833b2](https://www.github.com/googleapis/google-cloud-go/commit/e0833b2853834ba79fd20ca2ae9c613d585dd2a5))
+* **dialogflow/cx:** added the display name of the current page in webhook requests ([e0833b2](https://www.github.com/googleapis/google-cloud-go/commit/e0833b2853834ba79fd20ca2ae9c613d585dd2a5))
+* **dialogflow/cx:** allow setting custom CA for generic webhooks and release CompareVersions API docs: clarify DLP template reader usage ([90e2868](https://www.github.com/googleapis/google-cloud-go/commit/90e2868a3d220aa7f897438f4917013fda7a7c59))
+* **dialogflow:** added export documentation method feat: added filter in list documentations request feat: added option to import custom metadata from Google Cloud Storage in reload document request feat: added option to apply partial update to the smart messaging allowlist in reload document request feat: added filter in list knowledge bases request ([5444809](https://www.github.com/googleapis/google-cloud-go/commit/5444809e0b7cf9f5416645ea2df6fec96f8b9023))
+* **dialogflow:** added support to configure security settings, language code and time zone on conversation profile ([1f5aa78](https://www.github.com/googleapis/google-cloud-go/commit/1f5aa78a4d6633871651c89a6d9c48e3409fecc5))
+* **dialogflow:** removed OPTIONAL for speech model variant docs: added more docs for speech model variant and improved docs format for participant ([5444809](https://www.github.com/googleapis/google-cloud-go/commit/5444809e0b7cf9f5416645ea2df6fec96f8b9023))
+* **dialogflow:** support document metadata filter in article suggestion and smart reply model in human agent assistant ([e33350c](https://www.github.com/googleapis/google-cloud-go/commit/e33350cfcabcddcda1a90069383d39c68deb977a))
+
## [1.2.0](https://www.github.com/googleapis/google-cloud-go/compare/dialogflow/v1.1.0...dialogflow/v1.2.0) (2021-11-02)
