You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you with today?

USER: I am Ronald Hernandez. I want to cancel my recent reservation.

ASSISTANT: Sure, I can help you with that. Give me a moment to check the details for you.

USER: Sure.

ASSISTANT: Ronald, I have checked and see that there is no reservation found under your name.

USER: OK,thank you.