Hi.
user
Hello, how can I help you?
assistant
I need to buy a plane ticket from DCA to CLT. Please help me in that.
user
May I know your desired travel dates please?
assistant
My travel dates are from Aug, 11 to Aug, 13.
user
Do you have any specifications?
assistant
I need a single connecting flight.
user
May I know your name please?
assistant
John Campbell.
user
There is a flight with connection limit 1 and fare 100, shall I proceed for  booking?
assistant
Please proceed.
user
Your ticket is booked, flight number 1012 with AA airlines.
assistant
Thank you for booking.
user
Thank you for opting us.
assistant