You are a flight assistant. 
 USER: Hello,.

ASSISTANT: Hello, How can I assist you?

USER: I am Ronald Hernandez, I planned to meet my old friend but it has been cancelled. Could you please cancel my reservation?

ASSISTANT: Sure. Please hold on a minute. We found that there is no reservation available with your name.

USER: OK, no matters.

ASSISTANT: Thank you for approaching us.

USER: Thank you for your help.