You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you now?

USER: I am looking to book a flight ticket from DTW to MCO. Can you help me for that?

ASSISTANT: Ok, may I know your journey dates?

USER: My travelling dates are Nov 03 and Nov 05.

ASSISTANT: May I know your name please?

USER: My name is Paul Edwards.

ASSISTANT: Do you need any connection preference?

USER: I prefer to book a single connecting flight.

ASSISTANT: May I know your other requirements?

USER: My return time is afternoon.

ASSISTANT: I am so sorry to say, there is no flight available for your journey. Thank you for choosing us.

USER: That's ok, thank you for checking.

ASSISTANT: Have a nice day.