YOU SAID:
When are we going to eat dinner?
INTO JAPANESE
とき、我々は夕食を食べに行くの?
BACK INTO ENGLISH
When, are we going to eat dinner?
INTO JAPANESE
とき、私たちは夕食を食べに行くの?
BACK INTO ENGLISH
When, are we going to eat dinner?
That didn't even make that much sense in English.