YOU SAID:
Aren't I such a lovely child?
INTO JAPANESE
私はそんな素敵な子ではないですか?
BACK INTO ENGLISH
Aren't I such a lovely girl?
INTO JAPANESE
私はこんな素敵な女の子ではないですか?
BACK INTO ENGLISH
Aren't I such a lovely girl?
That didn't even make that much sense in English.