YOU SAID:

I’m going back to the house to go to the gym with the girls for the night so I’ll let you know if you need anything or do I need to get something for dinner.

INTO JAPANESE

今夜は女の子たちとジムに行くために家に戻るので、何か必要なものがあったら知らせます。夕食に何か用意する必要もあるかもしれません。

BACK INTO ENGLISH

I'm heading back home tonight to go to the gym with the girls so I'll let you know if I need anything. I might need to get something for dinner too.

INTO JAPANESE

今夜は家に帰って娘たちとジムに行くので、何か必要なものがあったら知らせます。夕食も何か買わないといけないかもしれません。

BACK INTO ENGLISH

I'm heading home tonight to go to the gym with the girls, so I'll let you know if I need anything. I might need to get something for dinner, too.

INTO JAPANESE

今夜は娘たちとジムに行くために家に帰るので、何か必要なものがあったら知らせます。夕食も何か買わないといけないかもしれません。

BACK INTO ENGLISH

I'm heading home tonight to go to the gym with the girls, so I'll let you know if I need anything. I might need to get something for dinner, too.