AA 3750 then UA 3910 at O'Hare
Sarasota → Chicago → Newark
Timetable, Chicago time
15:11AA 3750 from Sarasota at the gate
07:30UA 3910 to Newark leaves the gate
16 h 19 apart on the timetable, overnight
UA 3910 leaves 16 h 19 after AA 3750 arrives on the timetable: more than half a day, so not a connection we count.