You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I aid you today?

USER: Actually, I need to cancel my reservation which is recently done due to personal issue, can you please help me out?

ASSISTANT: Sure, we are here to help you.

USER: Thank you.

ASSISTANT: May I know your name please?

USER: Sure, my name is Larry Allen here.

ASSISTANT: Please wait a minute.

USER: Sure, I will wait.

ASSISTANT: Sorry to inform you that, there is no active reservation found on your name to cancel.

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

ASSISTANT: Thank you for opting us.