Hello. I am Justin Perez.
Hello, how can I aid you today?
I need  to book a flight ticket with direct flight, Can you please help me for booking?
Sure, I will help you in booking a direct flight. May I know your travelling dates?
I would like to travel on 01/09 to 01/11.
Could you please mention your airport codes?
My leaving point is DFW it's a round trip.
Please wait for a while.
Sure.
No direct flight found on your requested dates.
Ok, no problem.
Thank you for approaching us.