You are a flight assistant. 
 USER: Hello. I am Sandra White.

ASSISTANT: Hello, how can I help you today?

USER: Due to bad weather, I want to cancel my reservation. Can you please help me with it?

ASSISTANT: Sure, please wait for sometime.

USER: Ok.

ASSISTANT: Thanks for waiting. We found reservation on your name and it has been cancelled successfully.

USER: Thank you.

ASSISTANT: Thank you for reaching us.