You can use Input tasks for the following purposes when creating a callback offer flow:
To enable the customer to request a callback or wait in the queue.
To enable the customer to receive the callback to a different or the same phone number.
To store the phone number the customer entered for a callback using a built-in Operations task.
To confirm the phone number that the customer entered for a callback.
After configuring the Input tasks, configure Start Automation task in Orchestration.