YOU SAID:

ones i walked my dog to the gasstation and bought a Donut

INTO JAPANESE

犬をガソリンスタンドまで散歩させてドーナツを買ったもの

BACK INTO ENGLISH

I walked the dog to the gas station and bought donuts.

INTO JAPANESE

私は犬をガソリンスタンドまで散歩させて、ドーナツを買いました。

BACK INTO ENGLISH

I walked the dog to the gas station and bought donuts.