Hello. I am Andrew Thompson here.
user
Hello. How can I  help you?
assistant
I would like to book a flight ticket from DEN to DCA. Can you please help me with booking?
user
Your travelling dates please?
assistant
My travelling  dates are 12/06 and 12/08.
user
There is a flight with single connection, can I proceed for booking in 1028 flight?
assistant
Please proceed with that flight ticket booking.
user
Your booking is done in AA airlines.
assistant
Thank you for your help in booking the flight ticket in  AA airline.
user
Thank you for choosing us.
assistant