YOU SAID:
i went to the park and walked my dog
INTO JAPANESE
公園に行って犬を散歩させました
BACK INTO ENGLISH
I went to the park and took my dog for a walk
INTO JAPANESE
公園に行って犬を散歩に連れて行った
BACK INTO ENGLISH
I went to the park and took my dog for a walk
That didn't even make that much sense in English.