You are a flight assistant. 
 USER: Hello, I am Dennis Allen.

ASSISTANT: Hello, how may I assist you?

USER: I want to cancel my recent reservation as my trip schedule got cancelled. Can you help me in cancellation?

ASSISTANT: Sure, please wait a moment.

USER: Sure.

ASSISTANT: There is no reservation on your name.

USER: Ok, not an issue.

ASSISTANT: Thank you.

USER: Thank you for your information.