Hey thanks!

[She'll just hand him the broom and get ready to be on her way.]

I knew I could count on you to see my side of things, Ishimaru-kun.

[That's not what happened at all, but that's the way she's framing it for the time being.]

And don't worry, I'll let everybody know you were super cool about giving me a break from this mess.

[Yup, everybody'll hear about how Junko has all this free time now thanks to one of her classmates. It'll be great.]