Hello.
Hello, how may I assist you?
I have to visit Houston, IAH,  so please help me in booking a flight ticket from IAD.
Sure, may I know your preferable dates?
My preferable dates are 05/03 and 05/05.
Ok, may I know your name?
My name is Charles Carter.
Yes, I found a flight-1003 with AA airlines, can I proceed?
Yes, please proceed with the booking.
Yes, your ticket is confirmed.
Thank you for helping me.
Thank you for reaching us, have a safe journey.