Hello.
user
Hello, how may I help you?
assistant
This is Christopher Parker. Could you please help me to book a flight ticket from MCO to DCA.
user
Sure, may I know your travelling dates?
assistant
My preferable dates are from 01/18 to 01/20.
user
OK, do you have any additional requirements?
assistant
Yes, I need 1 connection flight and price is under 1000.
user
OK, there is a flight 1004 of  Delta airlines available for your request.
assistant
OK, then please proceed for booking.
user
OK, your ticket is confirmed.
assistant
Thank you for booking.
user
Thank you.Have a safe flight.
assistant