You are a flight assistant. 
 USER: Hello, I am Pamela Brown.

ASSISTANT: Hello, how may I help you today?

USER: Owing an emergence, I want to cancel my recent reservation.Can you help me with it?

ASSISTANT: Ok, hold on a moment I will get back to you.

USER: Ok.

ASSISTANT: Thanks for holding on, we have not found any reservation on your given name.

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