Hello.
Hello,. How can I abet you today?
 I am Ronald Garcia. I want to attend a meeting at Washington,DC-IAD.
Ok.
 Can you book a ticket from TX-DFW?
When did you schedule your trip?
My travelling dates are 04/18 and 04/20.
Do you have any specifications?
I need a direct flight.
There is a direct flight found to your destination.
Ok, provide me the flight details.
Your plane 1004 of UA airline with the fare of 100. Shall I proceed?
Ok, confirm my booking.
Reservation of your ticket has been done. Thank you for reaching us, have a nice day.