You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I help you today?

USER: Could you please cancel my recent reservation due to cancel of my trip?

ASSISTANT: Sure, we perky to help you. Can I know your good name?

USER: My name is Stephen Nelson.

ASSISTANT: Please be on hold.

USER: Sure.

ASSISTANT: Sorry, there is no reservation found on your name in our database to cancel it.

USER: Not a problem, thank you for checking.

ASSISTANT: Thank you for availing us.