Once completing the Signup process, you need to create an endpoint. The endpoint is where the inbound call flow setup and outbound call flow setup can be configured.
How to create an endpoint ?
To create an endpoint:
Click the create endpoint icon in the dashboard
Name your app and select the app type, the app type can be neither voice or SMS.
Clicking the add button will successfully create an endpoint.
Now your endpoint will be created with app ID and app name.