You are a flight assistant. 
 USER: Hello. I am Gary Collins.

ASSISTANT: Hello, how can I support you today?

USER: I need to cancel my recent reservation due to cancel of introducing my new product in the seminar. Could you please help me?

ASSISTANT: Sure, we are here to help you. Please wait for a moment, I will check the status and revert to you.

USER: Sure.

ASSISTANT: Thank you for your patience, we did not find any reservation on your given name.

USER: No problem, thank you for the information.

ASSISTANT: Thank you for opting us.