You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you?

USER: I would like to book a ticket from JFK to CLT, can you please help me out?

ASSISTANT: Sure, I am glad to help you with that. Can you please provide your preferable dates of travelling?

USER: I am travelling on these dates Feb 13th and Feb 15th.

ASSISTANT: May I know your name?

USER: Carol Clark here.

ASSISTANT: Do you need any connections between your trip?

USER: I need single connected flight.

ASSISTANT: Do you need any other requirements?

USER: I prefer return time in the afternoon.

ASSISTANT: We regret to inform you that there is no flights going on your way.

USER: Ok no problem, thank you for your services.

ASSISTANT: Thank you for contacting us.