Вероятно,родители запретили ему еха

Вероятно,родители запретили ему ехать на юг с вами. Вам следовало самим поговорить с ними

Результаты (английский) 1:

Probably, his parents forbade him to go south with you. You should talk to them himself

Результаты (английский) 2:

Perhaps the parents had forbidden him to go south with you. You should talk to them yourself

Результаты (английский) 3:

Perhaps,parents banned him to go to the south with you. You should have to speak with them