YOU SAID:

I'm going to the bathroom now.

INTO JAPANESE

今トイレにつもりです。

BACK INTO ENGLISH

Now going to the toilet is.

INTO JAPANESE

今トイレに行くのです。

BACK INTO ENGLISH

It is now to go to the bathroom.

INTO JAPANESE

トイレに行くには今です。

BACK INTO ENGLISH

It is now to go to the bathroom.