YOU SAID:
My name is Sam and I wish I have a cat.
INTO JAPANESE
私の名前はサムで、猫を飼いたいです。
BACK INTO ENGLISH
My name is Sam and I want to keep a cat.
INTO JAPANESE
私の名前はサムで、猫を飼いたいです。
BACK INTO ENGLISH
My name is Sam and I want to keep a cat.
That didn't even make that much sense in English.