YOU SAID:
you have school next week
INTO JAPANESE
あなたは来週学校に行きます
BACK INTO ENGLISH
You will go to school next week
INTO JAPANESE
来週学校に行きます
BACK INTO ENGLISH
I will go to school next week
INTO JAPANESE
来週学校に行きます
BACK INTO ENGLISH
I will go to school next week
That didn't even make that much sense in English.