You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I help you?

USER: I am looking for a flight from DTW to ATL, can you help me out in booking the flight ticket?

ASSISTANT: Sure, let me know your travel dates please?

USER: My trip dates are from Aug 6th till Aug 8th.

ASSISTANT: May I know your connection limit?

USER: I prefer to travel in direct flight.

ASSISTANT: Do you have any time concern?

USER: No, I don't have.

ASSISTANT: Can I know your name please to proceed further?

USER: Myself Ronald Johnson.

ASSISTANT: Sorry to inform you that there are no flight services available on your given dates.

USER: That's ok, not an issue. Thank you.

ASSISTANT: Thanks for contacting us.