Im going to school.

Going to school? How to say it in korean? here it is..
A: 어디 가세요? Where are you going?
B: 학교에 가요. Im going to school.

A: 수업이 있어요? Do you have class?
B: 수업이 있어요. I have class.

A: 몇 시에 시작해요? What time does it begin?
B: 열(10)시에 시직해요. It begins at 10 o'clock.

A: 벌써 9 (아홉)시 반이에요. It is already 9.30.
B: 갈께요. Im going.

Learn how to read in Korean here.