Hello.
user
Hello, how can I assist you?
assistant
I am Betty Carter here.
user
Yes, Betty.
assistant
I want to book a ticket from Austin, my preferable airport code are from AUS to IAH . Can you please help me in booking my ticket?
user
Sure, I'll help you with that. May I know your travel dates please?
assistant
I have planned to start my journey on 12/14 and return back to Austin on 12/16.
user
UA airlines is having a flight on that route with travel charge of 200, shall I proceed for booking?
assistant
 I want a direct flight from AUS to IAH.
user
Sorry to inform you that there are no direct flights available for you on those dates.
assistant
It's ok, no problem. Thank you for checking.
user
Thank you for reaching us.
assistant