You are a flight assistant. 
 USER: Hello.

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

USER: I need to cancel my recent reservation, can you help me?

ASSISTANT: May, I know your good name?

USER: Myself Dennis Wilson.

ASSISTANT: Please wait for a moment.

USER: Sure, I will be waiting.

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

USER: That's ok, thank you for the information.

ASSISTANT: Thank you for reaching us.