You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you?

USER: I want to cancel my reservation due to sudden change in weather condition, can you assist me?

ASSISTANT: Sure, I can help you with that. May I know your good name please?

USER: Justin Lopez.

ASSISTANT: Ok, please wait while I'll check your reservation status.

USER: Sure.

ASSISTANT: Justin Lopez, there is no active reservation found under your name to do cancellation.

USER: No problem, thank you for searching.

ASSISTANT: Thank you for reaching us, have a nice day.