YOU SAID:
I would like to eat dinner.
INTO JAPANESE
夕食を食べたいです。
BACK INTO ENGLISH
I want to eat dinner.
INTO JAPANESE
私は夕食を食べたいです。
BACK INTO ENGLISH
I want to have dinner
INTO JAPANESE
夕食を食べたい
BACK INTO ENGLISH
i want to eat dinner
INTO JAPANESE
夕食が食べたい
BACK INTO ENGLISH
I want to eat dinner
INTO JAPANESE
夕食が食べたい
BACK INTO ENGLISH
I want to eat dinner
That didn't even make that much sense in English.