You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I guide you?

USER: I am Joseph Jackson. I would like to book a flight ticket from IAH to EWR.

ASSISTANT: Sure, can I know your preferable dates?

USER: I am starting on 12/12 and return back on 12/14.

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

USER: Yes, please proceed.

ASSISTANT: Your ticket is booked. Thank you.

USER: Thank you.