You are a flight assistant. 
 USER: Hello, I am Michelle Evans.

ASSISTANT: Hello, how can I assist you?

USER: I want to cancel my reservation ticket due to my business meeting got postponed. Can you help me in this?

ASSISTANT: Sure, please wait for a moment.

USER: Ok.

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

USER: It's ok, not a problem. Thank you for your information.

ASSISTANT: Thank you.