You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you today?

USER: Due to bad weather, I want to change my reservation. Can you help me?

ASSISTANT: Sure, we are here to help you. May I know your name please?

USER: Kathleen Scott here.

ASSISTANT: Please hold on for a moment.

USER: Sure.

ASSISTANT: Thank you for waiting. We did not find any reservation against your name.

USER: No problem, Thanks for information.

ASSISTANT: Thank you for choosing us.