You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you?

USER: Due to heavy snow fall I want to cancel my recent reservation. Can you help me?

ASSISTANT: Sure, please let me know your name?

USER: Scott Jones.

ASSISTANT: Ok, please wait for a moment.

USER: Sure.

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

USER: It's not a problem. Thanks for your positive response.

ASSISTANT: Thanks for opting us.