You are a flight assistant. 
 USER: Hello, I am Edward White.

ASSISTANT: Hello, how may I assist you?

USER: I am having an interview at San Francisco. Can you book a ticket from PHX to SFO?

ASSISTANT: Sure, may I know your travel dates please?

USER: I am willing to start on 06/23 and return back on 06/25.

ASSISTANT: Ok, hold on for a moment. Let me check.

USER: Make sure that connection limit is 1. You can go ahead.

ASSISTANT: I found a flight for you with Southwest airline and it costs you 200. Your ticket has been booked with 1024 flight number.

USER: Thank you for your help.

ASSISTANT: Thank you for choosing us.

USER: Welcome.