AA 4993 then CV 251 at O'Hare
Milwaukee → Chicago → Dallas-Fort Worth
Timetable, Chicago time
06:24AA 4993 from Milwaukee at the gate
22:10CV 251 to Dallas-Fort Worth leaves the gate
15 h 46 apart on the timetable
CV 251 leaves 15 h 46 after AA 4993 arrives on the timetable: more than half a day, so not a connection we count.