You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you?

USER: This is Shirley Edwards. Could you please help me to cancel my recent reservation.

ASSISTANT: Sure, hold on for a second.

USER: OK.

ASSISTANT: Sorry, there is no reservation found on your name.

USER: OK, thank you for the information.

ASSISTANT: Thank you.Have a great day.