You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you?

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

ASSISTANT: Ok, May I know your name?

USER: Elizabeth White here.

ASSISTANT: Ok, please wait.

USER: Sure.

ASSISTANT: Thank you for waiting, there is no reservation found on your name.

USER: No problem, Thanks for the information.

ASSISTANT: Thank you for assisting us.