There's another small pause from her, but then she shakes her head.. very slightly though. She doesn't want to be totally rude by going against that last part he said, but she still thinks this is important enough to say regardless.

"Maybe it's normal for you, or it doesn't seem like a big thing, but.. T-To me it's definitely a big deal. Not everyone would go that far out of their way for others, so.. um.. please know that you are a really great person for doing so, sir."