YOU SAID:

i had dinner with your mother and went to the movies with her then had a sleepover with her and we ate doughnuts

INTO JAPANESE

私はあなたのお母さんと夕食をとり、彼女と一緒に映画に行き、それから彼女と泊まり、ドーナツを食べました

BACK INTO ENGLISH

I had dinner with your mother, went to the movies with her, then stayed with her and ate donuts.

INTO JAPANESE

私はあなたのお母さんと夕食をとり、彼女と一緒に映画に行き、それから彼女と一緒にいて、ドーナツを食べました.

BACK INTO ENGLISH

I had dinner with your mother, went to the movies with her, then stayed with her and ate donuts.