You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I assist you for the day?

USER: I need to cancel my reservation as my project got ramp down. Can you help me?

ASSISTANT: May, I know your good name?

USER: I am Christine Carter.

ASSISTANT: Sorry, we found no reservation on your given name.

USER: That's fine, thanks for your assistance.

ASSISTANT: Thank you for reaching us.