You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I want to cancel my recent reservation, can you please so it for me?

ASSISTANT: How can I aid you at this moment? Sure, I am glad to help you in cancelling your reservation.

USER: Thanks.

ASSISTANT: May I know your name.

USER: My name is Brandon Wilson.

ASSISTANT: Ok, please wait for a while.

USER: Ok.

ASSISTANT: Sorry Wilson, there is no active reservation found under your name in our database to cancel it.

USER: It's ok, thank you for the information.

ASSISTANT: Thank you for reaching us.