Hello.
user
Hello, how can I aid you?
assistant
Can you please help me to book a flight from DCA to PHL?
user
Sure, please provide your journey dates.
assistant
My travel dates are May 31 to June 02.
user
Do you need any connection limit?
assistant
I prefer connecting flight.
user
Do you need any other specifications?
assistant
I would like to travel in business class.
user
May I know your name?
assistant
I am Mark Adams.
user
There are no flights available on your routes.
assistant
No problem, thank you for the information.
user
Thank you for choosing us.
assistant