Hello.
user
Hello, how can I help you?
assistant
I want to book a flight ticket from IAD to IAH. Could you help me in booking?
user
May I know your desired travel dates please?
assistant
My travelling dates are from Sep 28-30.
user
Do you have any specifications?
assistant
I need direct flight and my return time should be in the afternoon.
user
May I know your name please?
assistant
Ryan King here.
user
Sorry to say, there is no flight on your desired travel dates.
assistant
That's ok, no problem. Thank you.
user
Thank you for opting us.
assistant