You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I aid you?

USER: I want to cancel my recent reservation due to sudden postpone of my football match. Can you help me with that?

ASSISTANT: May I know your name?

USER: I am Ronald Parker.

ASSISTANT: Your reservation found and I cancelled.

USER: Ok, thank you for your response.

ASSISTANT: Thank you.