You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: My name is Patricia Gonzalez.

ASSISTANT: How can I aid you?

USER: The event which I am planning to attend has been cancelled. Can you please cancel my recent reservation?

ASSISTANT: Sure, I will help you. Patricia, no reservation has been found on your name in our database.

USER: Its ok, thank you for the information.

ASSISTANT: Thank you for choosing us.