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

ASSISTANT: Hello, how may I help you?

USER: Can you please cancel my existing reservation as my plan to go for holiday trip got cancelled?

ASSISTANT: Sure, can I know your name? Ok,  please wait.

USER: Sure.

ASSISTANT: Sorry Pamela, there is no active reservation found with your name in our records.

USER: Ok, not an issue. Thank you for the information.

ASSISTANT: Most welcome.