You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you?

USER: Kathleen Gonzalez here. Would you please book a flight from ATL to JFK?

ASSISTANT: Sure, I can help you with that. Can I know your planned travel dates?

USER: Sure, my planned trip dates are Dec 6 - Dec 8.

ASSISTANT: Ok, do you have any requirement related to connection limit?

USER: Yes, I need a connecting flight.

ASSISTANT: Ok, which class do you prefer to travel?

USER: I prefer to travel in an economy class.

ASSISTANT: Ok, is there any particular timings to depart and return?

USER: Please make it sure that my return time must be in the morning.

ASSISTANT: Sorry to intimate you that, there is no flight which is returning in the morning time on the dates you have given.

USER: Ok, not an issue. Thank you for the information.

ASSISTANT: You are most welcome. Thank you for opting us.