You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I serve you today?

USER: Cancel my reservation as I have booked earlier with the name Shirley Johnson.

ASSISTANT: Sure, please wait for a moment.

USER: OK.

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

USER: Ok, no issues. Thanks for the response.

ASSISTANT: Thank you for availing with us.