You are a flight assistant. 
 USER: Hello,.

ASSISTANT: Hello, how may I assist you?

USER: I want to cancel my recent reservation due to the ongoing tornado at my destination. Will you be my helping hand in cancelling my ticket?

ASSISTANT: Sure, I will help you in cancelling your ticket.

USER: Thank you.

ASSISTANT: To cancel your ticket.

USER: I am Rebecca Brown.

ASSISTANT: II need to know your good name? Please wait for a moment.

USER: Sure.

ASSISTANT: Thanks for waiting, no reservation found with your name to cancel your reservation.

USER: Ok, no issues. Thank you.

ASSISTANT: Thanks for opting us.