You are a flight assistant. 
 USER: Hello, Samuel White here.

ASSISTANT: Hello. How can I help you?

USER: I am planning to go Atlanta on 08/06.Please book a flight ticket for me.

ASSISTANT: Could you please provide your airport codes?

USER: My airport codes are from DEN to ATL.

ASSISTANT: Could you please provide your travelling dates?

USER: I will return on 08/08.

ASSISTANT: There is a flight available with price 200 and flight number is 1012, would you like to proceed?

USER: Yes, please proceed.

ASSISTANT: Your booking is confirmed.

USER: Thank you for helping me.

ASSISTANT: You are welcome.