Hello, I am John Miller.
Hello.
I want to book a flight ticket from IAD to DEN. Please help me in booking a flight ticket.
Sure, I will help you. May I know your planned travel dated please?
My travel dates are from 05/27 to 05/29.
Please let me know with your class preference.
I need a economy class.
May I know with your connecting flight preference please?
I need a halt in between my journey.
Thank you for letting me know.
Ok, please make it fast.
I have found a flight-1007 operated by American Airlines with a fare of 100. It departs on 10:00AM May, 27 and return on  17:00PM May, 29. Is it ok for you?
Please proceed for booking.
Thank you for being patience with me. I have booked your ticket.
Thank you for your excellent service.
Thank you for reaching us. Have a pleasant trip.