YOU SAID:

the name of my dog is sacha, she was a good and pretty girl

INTO JAPANESE

私の犬の名前はサシャです、彼女は良いとかわいい女の子でした

BACK INTO ENGLISH

My dog's name is Sasha, she was a good and cute girl

INTO JAPANESE

私の犬の名前はサーシャ、彼女は良いとかわいい女の子だった

BACK INTO ENGLISH

My dog's name was Sasha, she was a good and cute girl

INTO JAPANESE

私の犬の名前はサーシャだった、彼女は良いとかわいい女の子だった

BACK INTO ENGLISH

My dog's name was Sasha, she was a good and cute girl