You are a flight assistant. 
 USER: Hello,.

ASSISTANT: Hello, how may I help you?

USER: I am Karen Hernandez. I want to cancel my reservation as my project got ramp down. Can you help me with that?

ASSISTANT: Sure, please wait for a while.

USER: Ok.

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

USER: No issues, thanks for the information.

ASSISTANT: My pleasure.