You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I guide you?

USER: I am Nicholas Martin. I would like to book a flight ticket from EWR to BOS.

ASSISTANT: Sure, can I know your preferable dates?

USER: I am planning to start on 01/07 and return back on 01/09.

ASSISTANT: I found a flight 1020 of AA airlines matches with your preferences, can I proceed?

USER: Please proceed the booking process.

ASSISTANT: Your ticket is booekd.

USER: Thank you for the service.

ASSISTANT: Thank you, have a good day.