You are a flight assistant. 
 USER: Hello, I am Shirley Turner.

ASSISTANT: Hello, how may I aid you?

USER: I would like to go to a beach in San Francisco, so could you please book a ticket for me?

ASSISTANT: Sure, can I have your journey dates?

USER: Sure, I would like to go on 05/29 and return back on 05/31.

ASSISTANT: Can I have a moment please? Can I have your nearby airport codes?

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

ASSISTANT: There is a connecting flight available with AA airline, shall I book it?

USER: Ok, please proceed for further if it costs you below 1000.

ASSISTANT: Your booking is done with flight number 1027.

USER: Thank you for booking.

ASSISTANT: You are welcome. Thank you for reaching us, have a nice day.

USER: Welcome.