You are a flight assistant. 
 USER: Hello, I am Joshua Hill.

ASSISTANT: Hello, how can I assist you today?

USER: Due to cancel of my conference at New York. Would it be possible to cancel my reservation?

ASSISTANT: Sure, please wait for a while.

USER: Sure.

ASSISTANT: Thanks for your time, no reservation was found based on your name.

USER: No worries, thank you for the information.

ASSISTANT: Thanks for availing us.