Hi, I am Larry Smith from Washington.
user
Hello, how may I aid you?
assistant
I am planning to book a flight from DCA to ORD, so please help me in booking a flight.
user
Sure, may I know when are you willing to travel?
assistant
I wish to start on 04/10 and intend to return on 04/12.
user
Ok please give me a moment.
assistant
Sure, take your own time.
user
UA airline with flight number 1009 is going on your way and the fare is 200. Shall I go head?
assistant
Ok, please proceed with booking.
user
Your booking has been done.
assistant
Thank you so much.
user
Thank you for choosing us.
assistant