You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I guide you?

USER: I am Patrick Wright. I would like to book a flight ticket from BOS to BOS.

ASSISTANT: Sure, can I know your preferable dates.

USER: I am planning to start on 01/29 and return back on 01/31.

ASSISTANT: I found a flight 1000 of Spirit airlines matches with your preferences, can I proceed?

USER: Please proceed for the booking process.

ASSISTANT: Your ticket is booked.

USER: Thank you for your kind help.

ASSISTANT: Thank you, have a good day.