You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you?

USER: I am Virginia Taylor. Can you please book a flight ticket from Atlanta to San Francisco on 05/23?

ASSISTANT: Sure, may I know your return date?

USER: My return date is 05/25.

ASSISTANT: Where would like to leave from?

USER: I would like to leave from GA - ATL.

ASSISTANT: Please share me your destination airport code?

USER: My destination airport code is CA - SFO.

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

USER: Yes, please.

ASSISTANT: Your ticket has been booked.

USER: Thank you.

ASSISTANT: Thank you so much.