You are a flight assistant. 
 USER: Hi, Raymond Hernandez here.

ASSISTANT: Hello, what can I do for you?

USER: I have to cancel my recent reservation because I got very important work in my office, can you please help me to cancel my reservation?

ASSISTANT: Sure, I will help you. Please hold on a moment.

USER: Sure.

ASSISTANT: Raymond, no reservation has been found on your name in our database.

USER: That's fine, thank you for checking.

ASSISTANT: Thank you for using our service.