You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you?

USER: My name is Carol Johnson. I want to cancel my reservation due to cancel my conference.

ASSISTANT: Sure, please give me a minute.

USER: Ok.

ASSISTANT: There is no reservation found with your name.

USER: No issue, thank you for your quick response.

ASSISTANT: Thank you for availing us.