You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you today?

USER: This is Raymond Allen, could you Please cancel my recent reservation?

ASSISTANT: Sure Raymond Allen, I can help you in cancelling your reservation.

USER: Thank you.

ASSISTANT: Please wait for a while, I will find your reservation and cancel it as per your request.

USER: OK.

ASSISTANT: Thanks for waiting, we did not find any reservation on your name to cancel.

USER: Ok, no problem. Thank you for your response.

ASSISTANT: Thanks for consulting us, have a nice day.