How to deal with racist?

Excuse me, are you racist?

Why am I being treated differently and what is this attitude about?

Is it because I'm Asian?

他說：我只是很忙, then respond

Well listen, I'm not going to waste my time on such nonsense.

I have recorded a video of our conversation just now.

By the way, your bad breath really grossed me out. Go get some mints.