Hello.
user
Hello. How may I aid you?
assistant
As I am a scientist, I want to attend science festival with my students at Washington. Can you do the reservation?
user
Sure, please provide your trip dates.
assistant
My journey dates are 10/14 and 10/16.
user
May I know your airport codes?
assistant
My airport codes are JFK-IAD.
user
Do you have any specifications?
assistant
I need only direct flight.
user
Do you have any other preferences?
assistant
Departure time is afternoon.
user
Please wait for a while.
assistant
Ok.
user
May I know your name?
assistant
Ryan Carter here.
user
Sorry Ryan Carter, no flights are available on your route.
assistant
No problem, Thanks for the information.
user
Thank you for choosing us.
assistant