You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you today?

USER: Can you please help me in booking my flight from DTW to reach LGA, as I have a meeting at New York?

ASSISTANT: Sure, can I know your travelling dates?

USER: Thank you, my journey dates are Sep 8th and Sep 10th.

ASSISTANT: Can I know your connection limit?

USER: I prefer a direct flight for my journey.

ASSISTANT: Do you have any other preferences?

USER: No.

ASSISTANT: May I know your name?

USER: Myself Catherine Green.

ASSISTANT: Sorry, currently there are no flights available.

USER: Ok, not an issue. Anyways, thank you for the help.

ASSISTANT: Thank you for choosing us.