Hi. I am Mathew Scott.
Hello, How can I serve you today?
I want to visit Billy Graham Library to  collect some information for my project work at Charlotte, NC-CLT. Can you book a connecting flight?
Sure, I will help you. May I know your boarding point?
I will depart from Washington,DC-IAD.
Help me with your travel dates?
My travel dates are 08/16 and 08/18.
Ok, please wait.
Ok.
We found a 1016 Delta airline, matching your needs. The airfare is 100, with a single halt.
Ok, you can proceed.
Your ticket has been booked.
 Thank you for booking.
Thank you for reaching us, have a great day!.