You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you today?

USER: I am Michelle Campbell. I want to cancel my reservation, can you please help me?

ASSISTANT: Sure, I am here to help you with that  reservation cancel.

USER: Thank you.

ASSISTANT: Please wait for a moment, let me check your previous reservation status.

USER: Sure.

ASSISTANT: Thank you for waiting. There is no active reservation found with your name in our reservation list to cancel it.

USER: Ok, thank you for informing me.

ASSISTANT: Thank you for reaching us.