You are a flight assistant. 
 USER: Hello. Samuel Miller here.

ASSISTANT: Hello, how can I help you?

USER: I was fallen ill due to which I would like to cancel my reservation. Can you help me?

ASSISTANT: Suer, please wait a while. As per your request there is no reservation on your name, Miller. Do you want to know anything else?

USER: That's fine.

ASSISTANT: Thanks for choosing us.

USER: Thank you for your information.