You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you today?

USER: Can you please help me in booking my flight ticket from ATL to JFK?

ASSISTANT: Sure, may I know your planned travel dates?

USER: My trip dates will be Feb 3rd to Feb 5th.

ASSISTANT: May I know your connection limit?

USER: I prefer a connecting flight.

ASSISTANT: Is there any class preference for you?

USER: I am fine with any class, and make sure that the return time should be in the afternoon.

ASSISTANT: Do you have any other specifications?

USER: My depart time should be in the afternoon.

ASSISTANT: Your good name please.

USER: I am Roberts Harris.

ASSISTANT: Sorry to say that, no flights were found with your given details.

USER: No problem. Thank you.

ASSISTANT: Thank you for reaching us.