YOU SAID:
am i late for my pizza party
INTO JAPANESE
私は私のピザパーティーの後半
BACK INTO ENGLISH
I was late on my pizza
INTO JAPANESE
私はピザでは遅れた
BACK INTO ENGLISH
I was delayed in the pizza
INTO JAPANESE
私はピザで遅れた
BACK INTO ENGLISH
I was delayed in the pizza
You've done this before, haven't you.