YOU SAID:

hello i got a dog he is 5 years old

INTO JAPANESE

こんにちは私は彼が5歳の犬を飼った

BACK INTO ENGLISH

Hi i have he had a 5 year old dog

INTO JAPANESE

こんにちは、彼は5歳の犬を飼っています

BACK INTO ENGLISH

Hi, he has a 5 year old dog

INTO JAPANESE

こんにちは、彼は5歳の犬を飼っています

BACK INTO ENGLISH

Hi, he has a 5 year old dog