Hi.
user
Hello.
assistant
David Wilson here.
user
How can I help you David.
assistant
I would like to book a flight for my trip to DFW, can you book a flight from ATL for me?
user
Sur, I will help you that.
assistant
These are my new airport codes, actually I want to change my reservation.
user
Ok, please wait a while. There is no reservation on your name in our database.
assistant
Oh! Sad to hear that. Anyways, thank you for checking.
user
Thank you for opting us.
assistant
You are most welcome.
user