You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. May I know your name?

USER: Can you please cancel my reservation as my plan to go for beer festival got postponed? I am Katherine Gonzalez.

ASSISTANT: Sure, I will help you. Wait a moment.

USER: Ok.

ASSISTANT: Thanks for being patience, There is no reservation found with your name.

USER: It's ok, thank you for the information.

ASSISTANT: Thanks for choosing us.