You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, what kind of assistance are you looking for?

USER: I am Angela Taylor. I want to cancel my recent reservation. Could you help me with that?

ASSISTANT: Sure, I am here to help you.

USER: Thank you.

ASSISTANT: Please wait for a while.

USER: Ok.

ASSISTANT: Sorry, we couldn't find any reservation on your name to cancel.

USER: That's ok, no problem. Thank you.

ASSISTANT: Thank you for contacting us.