You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I aid you?

USER: I am Stephen Hill. I would like to book a flight ticket from HOU to SEA.

ASSISTANT: Sure, can I know your preferable dates?

USER: I am starting on 11/13 and return back on 11/15.

ASSISTANT: I found a flight 1009 of Southwest airlines matches with your preferences, can I proceed?

USER: Yes, please proceed.

ASSISTANT: Your ticket is booked.

USER: Thank you for the help.

ASSISTANT: Thank you, have a good day.