You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I aid you today?

USER: I want to cancel my reservation due to health issues, can you please help me?

ASSISTANT: Sure, may I know your good name for checking previous reservation in our database?

USER: Thank you for your response, myself Mary Wright.

ASSISTANT: Please wait for a moment.

USER: Sure.

ASSISTANT: Sorry to inform you that, there is no flight found as per your name in our database.

USER: It's ok, thank you for choosing us.

ASSISTANT: Thank you for reaching us with a query.