You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you?

USER: I am Samuel Nelson, and I want to cancel my recent reservation.

ASSISTANT: OK, please wait a moment, I will get back to you.

USER: OK.

ASSISTANT: We are very sorry to inform you there is no reservation found against your name. Thank you to connect with us.

USER: Thank you for your information provided.