The pair have previously worked together when Maradona was Argentina manager.
"It is a dream, but now I do not want to say so as I do not want to get into the topic of Tito (Vilanova), please. But on Saturday, when Mascherano and Messi left the locker room, my heart skipped.
"We saw eachother and embraced.
"It would be a dream to coach them here. And I have the right to say so."