You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I be at your service?

USER: Anthony Collins is here. I would like to cancel my recent reservation, can you please help me in cancellation?

ASSISTANT: Sure, please wait while I find your current reservation.

USER: Ok.

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

USER: Ok, no worries at all. Thank you.

ASSISTANT: Thank you.