YOU SAID:

I’m just getting a big car today

INTO JAPANESE

今日は大きな車を手に入れるところです

BACK INTO ENGLISH

I'm about to get a big car today.

INTO JAPANESE

今日は大きな車を手に入れようとしています。

BACK INTO ENGLISH

I'm going to get a big car today.

INTO JAPANESE

今日は大きな車を手に入れるつもりです。

BACK INTO ENGLISH

I'm going to get a big car today.