The Colombian attacker is the subject of a €10 million offer from Porto.
"Quintero appeals to many clubs," he told Radio Mana Sport. "But in pole at the moment are Porto.
"The Colombian will cost no less than 10m though.
"With Lazio there have been no official negotiations, but I am ready to sit down and discuss Capuano and Vukusic.
"I have established a good relationship with the leadership of Lazio."