AA 642 then UA 2008 at O'Hare
Dallas-Fort Worth → Chicago → Orlando
Timetable, Chicago time
13:10AA 642 from Dallas-Fort Worth at the gate
11:23UA 2008 to Orlando leaves the gate
22 h 13 apart on the timetable, overnight
UA 2008 leaves 22 h 13 after AA 642 arrives on the timetable: more than half a day, so not a connection we count.