Hello.
user
Hello, how may I guide you?
assistant
I am Dennis Thomas. I would like to book a flight ticket from CLT to DFW. Could you please help me?
user
Sure, can I know your preferable dates?
assistant
I am planning to start on 07/30 and return back on 08/01. Ok, thank you for the information.
user
I am sorry, there are no flights available. Thank you, have a good day.
assistant