You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I help you?

USER: Can you please reserve me a flight ticket from MCO to DTW?

ASSISTANT: Sure, may I know your trip dates please?

USER: My trip dates are 12/01 - 12/03.

ASSISTANT: Do you have any other requirements?

USER: I need a single connection.

ASSISTANT: Let me know your name please.

USER: Larry Allen here.

ASSISTANT: Sorry, we regret to inform you that there is no flight available as per your request.

USER: No issues, thank you.

ASSISTANT: Most welcome.