You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I help you?

USER: Linda Thompson here. I want to cancel my reservation due to health issue. Can you help me?

ASSISTANT: Yes, I can help you with that.

USER: Thank you.

ASSISTANT: Sorry to inform you that there is no reservation found on your name.

USER: Ok, not an issue.

ASSISTANT: Thank you for reaching us.

USER: Thank you for checking.