Hello.
user
Hello, how can I help you today?
assistant
 I am Jerry Adams. I want to book a ticket as my business meeting purpose, can you please book me a ticket from Washington?
user
Sure, please help me with your travelling dates?
assistant
My travel dates are from 12/07 and 12/09.
user
Ok, let me know your airport codes?
assistant
My airport codes are from DCA to ATL.
user
Ok, any other requirements?
assistant
I need direct flight.
user
Ok, please wait for a while.
assistant
Ok.
user
Thanks for waiting, no flights found with your requested details.
assistant
Ok, no problem. Thank you so much.
user
Thank you for opting us.
assistant