You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how best I can aid you today?

USER: Justin Walker here. Can you please book me a flight ticket from DTW to MCO?

ASSISTANT: Sure, Can you please share your travelling dates?

USER: Sure, my planned trip dates are June 12th and 14th.

ASSISTANT: Ok, Is there any halt in between your journey?

USER: I need a single connecting flight.

ASSISTANT: Ok, Do you have any class preference?

USER: No.

ASSISTANT: Ok, please wait for a couple of minutes.

USER: Sure.

ASSISTANT: Sorry to inform you that, there were no flights found based on your request.

USER: Ok, not a problem. Anyways, thank you.

ASSISTANT: Thank you for approaching us.