You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you?

USER: Can you please cancel my reservation due to cancellation of my film audition?

ASSISTANT: Sure, may I know your name?

USER: John white is my name.

ASSISTANT: Please give me a moment, let me check and back to you.

USER: Sure.

ASSISTANT: We are sorry to notify, there is no reservation found on your given name.

USER: Ok, no issues.

ASSISTANT: Thank you for opting us.

USER: Thanks for your service.