YOU SAID:

i will walk your dog tomorrow

INTO JAPANESE

私は明日あなたの犬を歩きます

BACK INTO ENGLISH

I'll walk your dog tomorrow.

INTO JAPANESE

私は明日あなたの犬を散歩させます。

BACK INTO ENGLISH

I'll let your dog walk tomorrow.

INTO JAPANESE

明日あなたの犬を歩かせます。

BACK INTO ENGLISH

I'll let your dog walk tomorrow.