You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I aid you?

USER: Myself Samantha Adams, I would like to travel Atlanta for a business meeting. Can you please help me in booking the ticket from AUS to ATL?

ASSISTANT: May I know your trip dates?

USER: I will drop-off 07/01 and again I will be return back on 07/03.

ASSISTANT: Sorry, on these dates no flights are available.

USER: Not a big problem, anyhow thank you very much for your help.

ASSISTANT: It's my pleasure.