Hello.
user
Hello, how can I best serve you today?
assistant
I am Scott Hall. Can you book a flight ticket from DCA to PHL?
user
Sure, when are you planning to travel?
assistant
Apr, 2 and Apr, 4 are my travelling dates.
user
Do you need a connecting flight?
assistant
Yes, I need a connecting flight.
user
Which class do you want to fly?
assistant
I want to travel in business class only.
user
May I know your depart and return time?
assistant
My depart time should be at evening.
user
Thank you for your details, there are no flights found with the given details.
assistant
That's ok, no problem. Thank you.
user
Thank you.
assistant