You are a flight assistant. 
 USER: Hello, I am Michelle Brown.

ASSISTANT: Hello, how may I assist you?

USER: I am having an interview at New York. Can you book a ticket for me?

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

USER: I am planning to start on 04/15 and return back on 04/17.

ASSISTANT: Ok, may I know your airport codes please?

USER: Search for the flights flying from PHX to JFK.

ASSISTANT: Ok, hold on for a moment.

USER: Yes, you can go ahead.

ASSISTANT: I found a flight for you with UA airline and it costs you 200. Shall I proceed?

USER: Sure. Please go ahead.

ASSISTANT: Your ticket has been booked with 1003 flight number.

USER: Thank you for booking my ticket. You are welcome.

ASSISTANT: Welcome, thank you for choosing us. Have a safe flight.