You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you?

USER: Due to heavy rains I want to cancel my reservation can you help me?

ASSISTANT: Sure, I will help you with that. May I know your good name?

USER: My name is Michael Miller.

ASSISTANT: Miller, I have not found any reservation by your name.

USER: It's fine. Thank you for your support.

ASSISTANT: You are welcome.