YOU SAID:

I interviewed my father because I'm interested in his life

INTO JAPANESE

私は彼の人生に興味があるので、私は父に聞いた

BACK INTO ENGLISH

I am interested in his life, so I asked my father

INTO JAPANESE

私は彼の人生に興味があるので、私は父に尋ねた

BACK INTO ENGLISH

I am interested in his life, so I asked my father