You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you?

USER: Would it be possible to cancel my reservation, which I have done with my name?

ASSISTANT: Sure, can I have your name please to check the details in our database?

USER: My name is Paul Williams.

ASSISTANT: Please wait a moment.

USER: Sure.

ASSISTANT: Paul Williams, sorry for the inconvenience there is no reservation found on your name.

USER: No problem, thank you.

ASSISTANT: Thank you for contacting us.