YOU SAID:
I want pizza for dinner.
INTO JAPANESE
私は夕食のためにピザを欲しい。
BACK INTO ENGLISH
I want a pizza for dinner.
INTO JAPANESE
私は夕食のためにピザが欲しい。
BACK INTO ENGLISH
I want pizza for dinner.
INTO JAPANESE
私は夕食のためにピザを欲しい。
BACK INTO ENGLISH
I want a pizza for dinner.
INTO JAPANESE
私は夕食のためにピザが欲しい。
it is unlikely that this phrase will ever reach equilibrium