Hello.
user
Hello, we are gladly here at your service.
assistant
I am Scott Hall and I want to book a flight ticket.
user
Sure, could you please provide your journey details to proceed further?
assistant
My travelling dates are from 09/29 to 10/01.
user
Ok, can I have your price limit and preference connections?
assistant
I need a direct flight.
user
Ok, may I know your airport codes?
assistant
 Sure, My airport codes are from TX-DFW to PA-PHL.
user
Ok, please wait a moment, let me search a flight for you.
assistant
Ok.
user
Thanks for waiting, sorry, unfortunately no flights matching your criterion.
assistant
No issue. Thank you.
user
Thanks for your interest, have a great day ahead.
assistant