Hello.
user
Hello. How can I aid you?
assistant
 I have a plan to visit my friends marriage at  Washington, please book a flight ticket under price 200.
user
Sure, may I know your planned travel dates to check for the flight availability?
assistant
I will depart on 03/06 and return on 03/08.
user
Please provide me the respective airport codes.
assistant
My boarding point is MA-BOS and destination point is DC-IAD.
user
Ok, please wait for a while.
assistant
Ok.
user
Thank you for waiting. Here, I found a flight with 1 connection and airfare is about 200. Shall I proceed in booking?
assistant
Ok, you can proceed.
user
Please provide me the name to book the ticket.
assistant
Book the ticket on name Daniel Anderson.
user
Your ticket has been confirmed for the flight 1004 in AA airlines.
assistant
Thank you for booking.
user
Thank you for availing our service.
assistant