You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

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

ASSISTANT: Sure, we are here to help you. Sorry, to say this there is no reservation found on your name in our database.

USER: No problem, Thanks for the information.

ASSISTANT: May I know your good name?

USER: Debra Mitchell here.

ASSISTANT: Thank you.