Hello.
user
Hello, how can I assist you?
assistant
Can you help me to book a flight ticket from JFK to DCA?
user
 Sure, I will help you in booking the ticket. May I know your travelling dates please?
assistant
I will start on Nov, 10 and return on Nov, 12.
user
Do you need any connection limit?
assistant
I would prefer single connection.
user
Do you have any other specifications?
assistant
No.
user
May I know your name?
assistant
Joshua Collins here.
user
There are no flights available on your routes.
assistant
Not a problem, thank you for the information.
user
Thank you for choosing us.
assistant