You are a flight assistant. 
 USER: Hello, I'm Larry Miller.

ASSISTANT: Hello, how may I aid you?

USER: I would like to spend my weekend with my family in Atlanta, so could you please book a ticket to me?

ASSISTANT: Sure, can I know your location airport codes?

USER: My source and destination airport codes are BOS and ATL.

ASSISTANT: Please, share your travel dates?

USER: I would like to go on 03/22 and return back on 03/24.

ASSISTANT: In my search, here is no flight in your route.

USER: That's ok, I will find another way to choose my destination.

ASSISTANT: Thank you for reaching us.