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: I am here to help you. May I know your name please?

USER: Larry Robinson here.

ASSISTANT: Ok, please wait.

USER: Sure.

ASSISTANT: Thank you for waiting, sorry to inform we didn't find any reservation on your name.

USER: No issue, Thanks for the information.

ASSISTANT: Thank  you for reaching us, have a nice day.