You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you?

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

ASSISTANT: Sure, can you provide me your name.

USER: I am Paul Mitchell.

ASSISTANT: Give me a moment.

USER: Sure.

ASSISTANT: Paul Mitchell. I regret to inform that there is no reservation by your name.

USER: Ok, no issues. Thank you.

ASSISTANT: Thank you for reaching us.