You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you today?

USER: I am Carolyn Gonzalez.

ASSISTANT: May I know your good name please? Thank you for providing your name.

USER: I want to cancel my recent reservation due to board meeting.

ASSISTANT: Sure, please wait a couple of minutes, while I will check and get back to you.

USER: Sure.

ASSISTANT: Thank you for your patience. We are sorry to inform you that, there is no reservation found against your name.

USER: Ok, No problem. Thanks for the information.

ASSISTANT: Thank you for reaching us. Have a great day.