You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you?

USER: I want to cancel my recent reservation due to my health issue. Can you please help me?

ASSISTANT: Sure, I will help you. May I know your good name please?

USER: My name is James White.

ASSISTANT: Please wait a moment.

USER: Sure.

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

USER: Ok, no issue. Thanks for your response.

ASSISTANT: Thanks for choosing us.