You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you today?

USER: I need to cancel my reservation due to cancellation of my interview. Can you help me with cancellation?

ASSISTANT: Sure, may I know your good name?

USER: Larry Garcia is my name.

ASSISTANT: Please wait for a moment.

USER: Ok.

ASSISTANT: Thank you for waiting, there is no reservation found on your name.

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

ASSISTANT: Thank you.