You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I assist you?

USER: This is Samantha Green. I want to cancel my recent reservation due to some health issues. Can you help me in that ?

ASSISTANT: Sure, please wait a moment.

USER: Ok.

ASSISTANT: There is no active reservation on your name.

USER: Ok, it is not an issue.

ASSISTANT: Thank you.

USER: Thank you for your information regarding my cancellation.