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