Hello.
user
Hello. How may I help  today?
assistant
I want to book a flight ticket from ATL to CLT. Could you help me in booking?
user
Ok, I am here to help you with that. Can I know your planned trip dates?
assistant
My planned travelling dates are from Mar 31 - Apr 02.
user
Ok, do you have any other requirements?
assistant
I prefer for direct flight.
user
Do you  have any other specifications?
assistant
No.
user
Can I have your good name please?
assistant
Charles Parker.
user
Sorry to inform  you that no flight is available to you on your  planned dates.
assistant
That's ok, no problem. Thank you.
user
Thank  you for choosing us, have a good day.
assistant