You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you today?

USER: I am planning to meet my friend at Atlanta, will you help me in booking the flight ticket from DTW to ATL?

ASSISTANT: Sure, may I know your connection limit?

USER: I prefer to travel in direct flight.

ASSISTANT: Can you please share your planned travel dates?

USER: My preferable journey dates are June 26 and June 28.

ASSISTANT: Do you have any other requirements?

USER: No, thank you for asking.

ASSISTANT: May I know your name please?

USER: Myself Christopher Edwards.

ASSISTANT: Sorry, there are no flights found with your given details.

USER: Ok, not an issue. Thank you for your information.

ASSISTANT: Thank you for opting us.