Hello, myself Benjamin Miller.
user
Hello. How can I help you?
assistant
I would like to spend my free time with my friends in Houston, will you please help me to get flight ticket?
user
Sure, please tell your locations with airport codes and also travelling dates?
assistant
Sure, I want to depart from DFW on 10/11 and return back from IAH on 10/13.
user
Sorry, there are no flights available with your request.
assistant
That's fine, thank you for checking.
user
Thank you and have a nice day.
assistant