You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I aid you?

USER: My name is Katherine Gonzalez, I want to cancel my reservation due to health issues.

ASSISTANT: Sure. Please wait for a while, I will check the status and let you know.

USER: Ok.

ASSISTANT: We did not found any reservation on your name.

USER: No problem, thank you for your service.

ASSISTANT: Thanks for approaching us.