You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you at this moment?

USER: Can you please help me in cancelling my recent reservation to next week.

ASSISTANT: Sure, before cancelling your ticket may I know your name please?

USER: My name is Virginia white.

ASSISTANT: Based on your name we have not found any previous reservation to cancel.

USER: Thank you for checking.

ASSISTANT: Thank you for contacting us.