RB 443 then TK 2154 at Istanbul
Damascus → Istanbul → Ankara
Timetable, Istanbul time
18:15RB 443 from Damascus at the gate
14:00TK 2154 to Ankara leaves the gate
19 h 45 apart on the timetable, overnight
TK 2154 leaves 19 h 45 after RB 443 arrives on the timetable: more than half a day, so not a connection we count.