You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Melissa Adams.

ASSISTANT: Melissa, what help is required from my side?

USER: I want to visit Detroit restaurant, from NY-LGA to MI-DTW.Can you please help me for booking the flight ticket?

ASSISTANT: Sure, can I know the travel dates please?

USER: The planned dates are from 09/15 to 09/17.

ASSISTANT: Give me a moment I will get back to you.

USER: Sure.

ASSISTANT: Sorry Melissa, there are no flights available as per your request.

USER: No issue, I will check for the another flight. Thank you for your information.

ASSISTANT: You are welcome.