You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Joshua Thomas.

ASSISTANT: How can I aid you?

USER: I planned to meet my cousin in CLT, can you please help me to book a flight ticket from ATL?

ASSISTANT: Sure, May I know your travelling dates?

USER: I prefer to travel on Jan 17 and Jan 19.

ASSISTANT: Do you have any connection limit?

USER: I need a direct flight.

ASSISTANT: Is there any preferences?

USER: I prefer to return back in evening.

ASSISTANT: Thanks for your details, there are no flights found on your data.

USER: Ok, no problem. Thank you for your time.

ASSISTANT: Thank you.