When he was a child. He wanted to be a professional soccer player. His father sent him to train in a skilled team, but his age, too. Make a professional soccer player.
When he was a child He wanted to be a professional footballer. His father sent him to train a skilled team. But he's too old You can not be a professional footballer.
When he was a child, he wants to be a professional football player. His father, so he sent him any skilled team, but he's too old, cannot be a professional football player.