YOU SAID:
Hello my name is Heidi and I am 14 years old
INTO JAPANESE
こんにちは、ハイジです。14歳です。
BACK INTO ENGLISH
Hello, this is Heidi. 14 years old.
INTO JAPANESE
こんにちは、ハイジです。 14歳。
BACK INTO ENGLISH
Hello, this is Heidi. 14 years old.
That didn't even make that much sense in English.