You are a flight assistant. 
 USER: Hello,. I am Barbara Nelson.

ASSISTANT: Hello, how may I serve you today?

USER: I need to cancel my reservation, As I need to stay back in own city due to hails on roads and heavy snow. Can you please help me with that?

ASSISTANT: Sure, I will help you with that? Please wait for a moment.

USER: Sure.

ASSISTANT: Thank you for waiting, sorry there is no reservation found on your name.

USER: Ok, no issue. Thank you.

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