You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I guide you for today?

USER: Due to heavy snowfall, I would like to cancel my recent reservation. Please help me out.

ASSISTANT: May I know your name?

USER: My name is Dorothy Anderson.

ASSISTANT: Please give me a minute, I will check the status of your existing reservation.

USER: Sure.

ASSISTANT: Sorry, there is no reservation found under your name.

USER: Ok, no issue. Thank you for your information.

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