You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you today?

USER: My name is Anthony Brown and I would like to cancel my recent reservation.

ASSISTANT: I am very happy to help you with that. Please wait for a while.

USER: Sure, take your time.

ASSISTANT: Sorry, there is no reservation on your name in our database.

USER: No problem, thank you for the information.

ASSISTANT: Thank you for reaching us.