You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you?

USER: I would like to cancel my recent reservation because my baseball tournament has been rescheduled to future dates. Can you help me with that?

ASSISTANT: Ok, please share your name and let me check if I can help you with it.

USER: My name is Ryan Moore.

ASSISTANT: Please hold on for a while.

USER: Sure, take your time.

ASSISTANT: I am sorry to inform you that we didn't find any reservation on your name.

USER: No problem, thank you for the information.

ASSISTANT: Thank you.