A3 992 then C6 302 at Istanbul
Athens → Istanbul → Tashkent
Timetable, Istanbul time
15:45A3 992 from Athens at the gate
10:10C6 302 to Tashkent leaves the gate
18 h 25 apart on the timetable, overnight
C6 302 leaves 18 h 25 after A3 992 arrives on the timetable: more than half a day, so not a connection we count.