YOU SAID:
I just want you to dance with me tonight.
INTO JAPANESE
今夜は一緒に踊って欲しいです。
BACK INTO ENGLISH
I want you to dance with me tonight.
INTO JAPANESE
今夜は一緒に踊ってほしい。
BACK INTO ENGLISH
I want you to dance with me tonight.
That didn't even make that much sense in English.