You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I assist you?

USER: As my tour got cancelled I want to cancel my reservation, can you help me with it?

ASSISTANT: Sure. May I know your name to proceed?

USER: Yes, you can call me as Brenda Mitchell.

ASSISTANT: Let me check the status and revert you.

USER: Ok.

ASSISTANT: There is no reservation found on your name.

USER: That's ok, thank you for the information.

ASSISTANT: Thank you for opting us.