Hi.
user
Hello. How may I help you?
assistant
Can you help me with booking ticket from DFW to OAK?
user
May I know on which dates you are willing to travel?
assistant
OK, my trip dates are from Sept 14 to 16.
user
May I know your departure time and arrival time?
assistant
Sure, I would like to departure in the afternoon.
user
Do you require any connections in your journey?
assistant
Yes, I need a connecting flight.
user
Do you have any other requirements?
assistant
I need a flight in business class.
user
May I know your name?
assistant
Sure, I am Laura Young.
user
Sorry to inform you that unfortunately there is no flights available by the given details.
assistant
It's ok, thanks for your information.
user
Thank you.
assistant