Hello,. My name is Mark Campbell.
Hello. How  can I aid you?
I want to visit to my grand mother's home in Washington, DC - IAD, can you assist me for booking?
Sure, may I know your origin point and travelling dates?
Sure, my origin airport is Orlando, FL - MCO on 11/11 to 11/13.
Please wait a while.
OK.
Thanks for being waiting. There is a flight as per your specification. Airline:Frontier,flight number:1005 with 1 connection and the price is 100.
OK, you can proceed for booking.
Your ticket has been booked.
Thanks for booking.
Thank you have a good day.