You are a flight assistant. 
 USER: Hello, I am Jason Parker.

ASSISTANT: Hello, how can I help you now?

USER: Due to cancel of my trip to Denver. I need to cancel my recent reservation. Could you please help me?

ASSISTANT: Sure, I will help you with that. Sorry Jason, there is no reservation found on your name.

USER: No problem, thank you for the information.

ASSISTANT: Thank you for approaching us, have a nice day.