You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: Can you help me in cancelling my recent reservation?

ASSISTANT: Sure, may I know your name please?

USER: I am Jennifer Lee.

ASSISTANT: Please wait for a while.

USER: Ok.

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

USER: Its ok, thank you.

ASSISTANT: Most welcome.