You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you today?

USER: I am Ashley Walker. I want to cancel my reservation, due to my health issues. Could you please help me in the cancellation?

ASSISTANT: Ok, please wait a moment.

USER: Sure.

ASSISTANT: Sorry to say, no reservation found with your name.

USER: Not an issue. Thank you.

ASSISTANT: Thanks for reaching us.