YOU SAID:

The cat met the dog and they went on a walk together

INTO JAPANESE

猫は犬に会い、一緒に散歩に出かけました

BACK INTO ENGLISH

The cat met the dog and went for a walk with him

INTO JAPANESE

猫は犬に会い、彼と散歩に出かけました

BACK INTO ENGLISH

The cat met the dog and went for a walk with him