Dzeko joined City from Wolfsburg in January 2011, but has recently been linked with a move away from the club due to a lack of regular first-team football.
“There is no news about his future,” Irfan Redzepagic told tuttomercatoweb.com.
“Now, Edin has to think about the Premier League, he is focused on Manchester City. He is thinking about this, about England, he’s happy and will end his season here.
“I don’t want to talk about the future. I cannot say anything about Juventus’ interest because he’s only thinking about City.
“We will talk about it in due course, but not now.”