YOU SAID:
I like dogs because they are very friendly
INTO JAPANESE
犬はとても人懐っこいので好きです
BACK INTO ENGLISH
I like dogs because they are very friendly.
INTO JAPANESE
犬はとても人懐っこいので、私は犬が好きです。
BACK INTO ENGLISH
I like dogs because they are very friendly.
That didn't even make that much sense in English.