YOU SAID:

I would have gone to the party if only he had invited me

INTO JAPANESE

私はあなたと共に 最後まで行くつもりだった

BACK INTO ENGLISH

I would have gone with you to the end.

INTO JAPANESE

私はあなたと共に 最後まで行くつもりだった

BACK INTO ENGLISH

I would have gone with you to the end.