You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you?

USER: I want to visit Central Park with my family at New York, can you help me with booking?

ASSISTANT: Sure, I am here to help you.

USER: Thank you.

ASSISTANT: May I know your itinerary dates?

USER: I will fly on May 25 and return on May 27.

ASSISTANT: Please share your genesis and terminus airport codes.

USER: My airport codes are ATL to JFK.

ASSISTANT: Do you prefer a direct or connecting flight?

USER: I need a connecting flight.

ASSISTANT: In which class do you prefer to travel?

USER: I am comfortable with any class.

ASSISTANT: May I know your name?

USER: I am Timothy Walker.

ASSISTANT: Please hold on for a while.

USER: Sure, I prefer to depart in the afternoon time.

ASSISTANT: Let me check for a best flight on your route.

USER: Ok.

ASSISTANT: Sorry Timothy Walker, no flights are available from Atlanta in the afternoon.

USER: Ok, no issues. Thank you.

ASSISTANT: Thank you for choosing us.