You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: I am Emily Carter.

ASSISTANT: How may I assist you today?

USER: I am planning to conduct a science festival at Atlanta.

ASSISTANT: Ok.

USER: Can you help me in my booking?

ASSISTANT: Sure, may I know your airport codes?

USER: My source airport code is Denver, CO - DEN. My destination airport code is Atlanta, GA - ATL.

ASSISTANT: On which dates do you prefer to travel?

USER: I will start my journey on 12/21. I will return on 12/23.

ASSISTANT: We found a flight on your details with airline AA, flight number: 1006. Shall I book this ticket?

USER: Proceed with my booking.

ASSISTANT: Your ticket has been booked.

USER: Thank you for your help.

ASSISTANT: Thank you so much.