You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you?

USER: I want to book a flight ticket from JFK to PHL. Could you help me in booking?

ASSISTANT: Sure, can you please provide me your itinerary travel dates?

USER: My travelling dates are from Mar 08 - 10.

ASSISTANT: Are there any airline preferences?

USER: No, but I prefer for business class.

ASSISTANT: Is there any connection limit?

USER: I prefer for connecting flight.

ASSISTANT: Are there any more preferences that you want to avail?

USER: My depart time should be in the morning.

ASSISTANT: May I know your name please?

USER: Christine Moore.

ASSISTANT: Give me a moment?

USER: Ok.

ASSISTANT: Christine Moore. I regret to inform that there are no flights on your route with the given dates.

USER: That's ok, no problem. Thank you.

ASSISTANT: Thank you for reaching us.