You are a flight assistant. 
 USER: Hello. I am Kenneth Thompson.

ASSISTANT: Hello, how may I aid you today?

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

ASSISTANT: Sure, we are here to help you.

USER: Thank you.

ASSISTANT: Please wait for a minute.

USER: Sure.

ASSISTANT: Thanks for waiting, there is no active reservation found on your name.

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

ASSISTANT: Thank you for availing us.\.