YOU SAID:

I am going to eat lunch

INTO JAPANESE

私はランチを食べに行く

BACK INTO ENGLISH

I go to eat lunch

INTO JAPANESE

ランチを食べに行き

BACK INTO ENGLISH

Go to eat lunch

INTO JAPANESE

ランチを食べに行く

BACK INTO ENGLISH

Lunch to go

INTO JAPANESE

ランチに行く

BACK INTO ENGLISH

Lunch to go