Hello,.
user
Hello, how may I help you?
assistant
I am Alexander Green, I am planning to visit National Gallery Art in Washington. Will you help me in flight booking?
user
Sure, may I know your travelling dates?
assistant
Sure, my travelling dates from 10/07 to 10/09.
user
Ok, to book a flight ticket I need your airport codes.
assistant
My source from NY - LGA to DC - IAD.
user
Ok, wait for a minute.
assistant
Sure.
user
There is a direct flight with airline UA and flight number 1022 with price 100.
assistant
Ok, confirm my booking.
user
Your ticket has been confirmed.
assistant
Thank you, for your service.
user
Thank you.
assistant