YOU SAID:

im finna go to the store and buy some hamburgers

INTO JAPANESE

im finnaは店に行って、ハンバーガーを買います

BACK INTO ENGLISH

im finna goes to the store and buys a hamburger

INTO JAPANESE

im finnaが店に行き、ハンバーガーを買う

BACK INTO ENGLISH

im finna goes to the store and buys a hamburger