You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, How may I help you?

USER: Can you please cancel my reservation due to health issue?

ASSISTANT: Sure, may I know your name?

USER: Patrick Hill is my name.

ASSISTANT: Please wait for a minute.

USER: Sure.

ASSISTANT: There is no reservation found with your name.

USER: Ok, no issues. Thanks for your service.

ASSISTANT: Thank you for reaching us.