YOU SAID:
i want a pet cat for my birthday
INTO JAPANESE
私は私の誕生日にペットの猫が欲しい
BACK INTO ENGLISH
I want a pet cat on my birthday
INTO JAPANESE
私は私の誕生日にペットの猫が欲しい
BACK INTO ENGLISH
I want a pet cat on my birthday
That didn't even make that much sense in English.