Hello.
Hello. How can I help you today?
I want to give a sudden surprise to my mother, so I want to book a ticket from DCA.
That's nice, I will help you in booking flight ticket. May I know your destination airport code name?
My destination airport code is LAS.
 Will you please inform your travelling dates for flight ticket reservation?
My travel dates are from 06/01 to 06/03.
Ok, please wait a moment.
Sure.
I found a flight ticket, airline is Delta and flight number is 1004. Shall I book this flight ticket for you?
Please book my ticket with the name of Donald Phillips.
Sure. Your flight ticket is booked.
Thank you for your help.
Thank you for reaching us, have a nice day.