Itunes is stuck at verifying iphones restore

Hi, i flashed my iphone 6. And it started to restart again and again. Apple logo appear and it restart again. So i put it on recovery mode and installed latest version of itunes on my pc. Connected my iphone it started downloaded the firmware of iphone. After the download completed i restored my iphone. Now its stuck at this point verifying iphone restore. I tried 5 to 6 times by restarting the process but it always stuck at this point. Help please