https://learn.microsoft.com/en-us/azure/bot-service/bot-builder-concept-dialog?view=azure-bot- service-4.0#dialog-types The dialogs library provides a few types of dialogs to make your bot's conversations easier to manage.
- QnA Maker dialog
Automates access to a QnA Maker knowledge base. This dialog is designed to also work as an action within Composer.