Hi.
user
Hello, how can I assist you?
assistant
I am Timothy Walker, want to travel from JFK to IAD. Please help me in booking my ticket.
user
Sure, let me know your travelling dates.
assistant
Sure, my travelling dates are from 05/20 to 05/22.
user
Please share your connection limit.
assistant
I can go with any of the connections.
user
Do you have any other requirements?
assistant
Yes, I need a business class.
user
Unfortunately, there are no flights available based on your details.
assistant
It's ok, thank you for your help.
user
Thank you for choosing us.
assistant