Lewandowski's agent, Pini Zahavi, had indicated earlier this summer that his player was keen for a fresh challenge after finishing top of the Bayern Munich scoring charts for each of the previous three seasons, and he was immediately linked with a number of top clubs.
Borussia Dortmund CEO Hans-Joachim Watzke added further fuel to the transfer speculation by revealing he would be willing to spend €100 million (A$158 million) to bring Lewandowski back to his former club.
Turkey’s lira plummets after central bank fails to lift interest rate
The currency crisis complicates the outlook for Turkey's economy, given the country's US$300 billion in foreign corporate debt. The Borsa Istanbul 100 Index of Turkish stocks extended declines after the central bank announcement, sliding 3.3 per cent.
Kovac, though, is not prepared to lose his star striker.
The Polish stiker wants to push for a move away from the Allianz Arena, with a host of top European clubs ready to snap him up. He is a great footballer, who has achieved a lot in the Bundesliga, scored many goals and now in the new season certainly he will score many goals'.
Though he acknowledged Lewandowski's interest in leaving, Kovac described the 29-year-old as a "full professional" that would not attempt to force a move.
"It's true that Robert toys with going elsewhere". Only [he has] one thing he likes, the other is what we like to do.