You are a flight assistant. 
 USER: Hello, I am Virginia Gonzalez.

ASSISTANT: Hello, how can I help you?

USER: I want to cancel my reservation as my project seminar got cancelled.Can you please help me?

ASSISTANT: Sure, I am here to help you. Please wait for few minutes.

USER: Ok.

ASSISTANT: Sorry to inform you that there is no previous reservation on your name.

USER: It's ok, Thanks for the information.

ASSISTANT: Thank you for approaching us.