You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you today?

USER: Please cancel my recent reservation, due to sudden rainfall at my source.

ASSISTANT: Sure, l will help you with that.

USER: Thank you.

ASSISTANT: May I know your good name? Please give me a minute.

USER: I am Kenneth Lopez.

ASSISTANT: Thanks for waiting, there is no active reservation found on your name to cancel.

USER: Ok, Thank you.

ASSISTANT: Thank you for availing us.