You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you today?

USER: I am planning to cancel my recent reservation, due to health issue. Can you please help me out?

ASSISTANT: Sure, I am gleeful to help you with that. May I know your name please?

USER: My name is Patricia Gonzalez.

ASSISTANT: Please wait for a moment.

USER: Sure.

ASSISTANT: Thank you for waiting. There is no active reservation found on your name in our reservation list to cancel it.

USER: That's fine, thank you for your service.

ASSISTANT: Thank you for reaching us.