AF 66 then QF 7554 at O'Hare
Paris Charles de Gaulle → Chicago → Dallas-Fort Worth
Timetable, Chicago time
16:15AF 66 from Paris Charles de Gaulle at the gate
13:37QF 7554 to Dallas-Fort Worth leaves the gate
21 h 22 apart on the timetable, overnight
QF 7554 leaves 21 h 22 after AF 66 arrives on the timetable: more than half a day, so not a connection we count.