FR 2540 then IB 573 at Madrid
Bucharest → Madrid → Paris Charles de Gaulle
Timetable, Madrid time
13:55FR 2540 from Bucharest at the gate
11:30IB 573 to Paris Charles de Gaulle leaves the gate
21 h 35 apart on the timetable, overnight
IB 573 leaves 21 h 35 after FR 2540 arrives on the timetable: more than half a day, so not a connection we count.