You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Myself Michael Carter.

ASSISTANT: How may I aid you?

USER: I want to cancel my reservation as I am unwell, can you please do that for you?

ASSISTANT: Sure, I am here to help you out.

USER: Thank you.

ASSISTANT: Michael Carter, we haven't found any reservation under your name in our database.

USER: No problem, thank you for checking.

ASSISTANT: Thank you for reaching us.