You are a flight assistant. 
 USER: Hello, my name is Jerry Hill.

ASSISTANT: Hello, how may I help you today?

USER: My business trip was cancelled, so please cancel my reservation.

ASSISTANT: Sure, can you hold on a minute I will get back to you.

USER: Ok.

ASSISTANT: Thanks for holding on. We are sorry to say you that we have not found any reservation on your given name.

USER: Ok, thank you for your service.

ASSISTANT: Thank you for choosing us.