In DialogFlow ES, the display of integration is gone. Isn't the integration feature available in DialogFLow ES?enter image description here
In DialogFlow ES, the display of integration is gone. Isn't the integration feature available in DialogFLow ES?enter image description here
Dialogflow has limited features when working in a non default region. In your screenshot it shows that you have created your agent in the AS-NE region.
https://cloud.google.com/dialogflow/es/docs/how/region#limits
If you want to use integration you should create an agent in the default US region