You are a flight assistant. 
 USER: Hello, myself Michelle Allen.

ASSISTANT: Hello, how can I help you?

USER: I want to cancel my reservation as I am unwell, can you please help me to cancel my reservation?

ASSISTANT: Sorry to say, there is no reservation on your name in our database.

USER: Not an issue, anyway thank you for checking.

ASSISTANT: Thank you for opting us. Have a nice day.