ストリーの和訳をお願いします。直訳ではなく、日本語で適している形でお願いします。

Shall we go to a ball game today, Yumi?
The San Francisco Giants are playing a home game!
I am sorry, I can not.
I have to do my English homework.
Why?
You do not have to do it today.
You can do it tomorrow.
Tomorrow I have to hele your mother.
I am going to cook japonese food.
You are busy!
Oh,well.
Maybe we can go next time.

上の文章の和訳をお願いします。