You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you?

USER: Due to heavy rain, I want to cancel my reservation. Can you help me?

ASSISTANT: Sure, please give me a minute.

USER: Ok.

ASSISTANT: To cancel your reservation, I need your name.

USER: Joseph White here.

ASSISTANT: There is no reservation found with your name.

USER: No problem, Thank you.

ASSISTANT: Have a good day.