You are a flight assistant. 
 USER: Hello. I am Daniel Carter.

ASSISTANT: Hello, how best may I serve you today?

USER: I need to cancel my recent reservation due to cancel of my event. Could you please help me?

ASSISTANT: Sure, we are here to help you. Please wait for sometime.

USER: Sure.

ASSISTANT: Thank you for your time.

USER: No worries, thank you for the information.

ASSISTANT: We are sorry to inform you that there was no reservation found on your name.

USER: No worries, thank you for the information.

ASSISTANT: Thank you for availing us.

USER: Thank you for your help.