You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you today?

USER: Can you book me ticket from DTW to MCO, to meet my father?

ASSISTANT: Sure, I am here to help you with that. Can I know your planned trip dates?

USER: My journey dates are Sep 20 to 22.

ASSISTANT: Ok, may I know your name?

USER: Paul Collins here.

ASSISTANT: Do you have any other requirements?

USER: I need a single connecting flight.

ASSISTANT: Sorry to say that, there are no flight's available based on your journey details.

USER: Ok, no issues. Thank you for the information.

ASSISTANT: Thank you for reaching us.