You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I support you today?

USER: My name is Timothy Williams, I just want to cancel my reservation due to cancel of my client meeting.

ASSISTANT: Ok, please wait a moment.

USER: Sure.

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

USER: Not an issue, thank you for your quick response.

ASSISTANT: Thanks for communicating us,.