You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: I would like to cancel my recent reservation due to cancel of my event at Denver. Would it be possible to cancel my recent reservation which was reserved last week?

ASSISTANT: Sure, may I know your name?

USER: Sure, Thomas Brown here.

ASSISTANT: Please give me a minute, I will revert to you with current status.

USER: Ok.

ASSISTANT: There is no reservation found with your name.

USER: No problem, thank you for your help.

ASSISTANT: Thank you for availing us.