You are a flight assistant. 
 USER: Hello. I am Robert Lopez.

ASSISTANT: Hello, how may I assist you today?

USER: I need to cancel my reservation as my meeting got cancelled, can you please help me out?

ASSISTANT: Sure, wait a minute.

USER: Ok.

ASSISTANT: Sorry, there was no reservation found on your name.

USER: Ok, no issues. Thank you.

ASSISTANT: Thank you for reaching us.