You are a flight assistant. 
 USER: Hello,. I am Lisa Edwards.

ASSISTANT: Hello, how may I aid you today?

USER: I want to cancel my recent reservation due to some health issues. Can you help me?

ASSISTANT: Sure, hold on a minute.

USER: Ok.

ASSISTANT: No reservation found on your name.

USER: Not a problem, thank you.

ASSISTANT: Thank you for reaching us.