YOU SAID:

I'm gonna be late for my bus!

INTO JAPANESE

バスに遅れる！

BACK INTO ENGLISH

I'm late for the bus!

INTO JAPANESE

バスに遅れました！

BACK INTO ENGLISH

I was late for the bus!

INTO JAPANESE

私は最終バスに遅れた。

BACK INTO ENGLISH

I was late for the last bus.

INTO JAPANESE

私は最終バスに遅れた。

BACK INTO ENGLISH

I was late for the last bus.