You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I support you?

USER: I am Mark Perez. I want to cancel my recent reservation as my tour got cancelled. Please help me out.

ASSISTANT: sure, let me check the status and revert you.

USER: Ok.

ASSISTANT: We could not find any reservation on your name.

USER: No problem, thank you.

ASSISTANT: Thank you for opting us.