Hello.
user
Hello, how may I serve you?
assistant
I am Charles Parker. I am planning to travel in single connection flight. Help in finding a flight for me?
user
Parker, could you please provide your dates of journey?
assistant
I like to travel on 02/25 and  mostly I will back on 02/27.
user
Sure, please tell me your source and destination airports codes?
assistant
My airport codes are DCA to IAD.
user
Ok, please wait for a while.
assistant
Sure.
user
The flight with connections limit 1 of cost 100 has found, shall I book this ticket?
assistant
Proceed for booking with that flight.
user
Your booking has been confirmed with airline UA and number 1013.
assistant
Thank you for helping in booking a flight.
user
You are welcome.
assistant