YOU SAID:
your dad left to get milk.
INTO JAPANESE
あなたのお父さんは牛乳を買いに出かけました。
BACK INTO ENGLISH
Your father went out to buy milk.
INTO JAPANESE
あなたのお父さんは牛乳を買いに出かけました。
BACK INTO ENGLISH
Your father went out to buy milk.
That didn't even make that much sense in English.