Hi.
Hello. How may I help you?
I am Kenneth Hill. Can you help me to book a flight from DCA to DFW?
Ok, please provide your travelling dates to get a flight for you.
My travelling dates are 02/16 and 02/18.
Ok, wait a moment.
Ok.
  According to your information, we have a connecting flight-1017 with price 100. Is it fine for you?
Proceed with booking.
Ok, your ticket has been done with AA airline.
Thank you.
Thanks for contacting us.