YOU SAID:
he told me that the life of my dreams would be promised and some day be mine
INTO JAPANESE
彼は私の夢の人生が約束され、いつか私のものになるだろうと私に言った
BACK INTO ENGLISH
He told me that my dream life was promised and would one day be mine
INTO JAPANESE
彼は私の夢の人生は約束されていて、いつか私のものになるだろうと私に言いました
BACK INTO ENGLISH
He told me that my dream life was promised and would one day be mine
You've done this before, haven't you.