YOU SAID:

I want dog you come on train

INTO JAPANESE

犬が欲しいです、電車に乗って来てください

BACK INTO ENGLISH

I want a dog, please come on the train

INTO JAPANESE

犬が欲しいので電車に乗ってください

BACK INTO ENGLISH

I want a dog, so please take the train

INTO JAPANESE

犬が欲しいので電車に乗ってください

BACK INTO ENGLISH

I want a dog, so please take the train