Hello.
user
Hello, how may I guide you?
assistant
I am Nicholas Anderson. I would like to book a flight ticket from HOU to BOS.
user
Sure, can I know your preferable dates?
assistant
I am planing to start on 09/28 and return back on 09/30.
user
I am sorry, there are no flights available.
assistant
Ok, no problem. Thank you for the information.
user
Thank you, have a good day.
assistant