CV 78 then UA 312 at O'Hare
Dallas-Fort Worth → Chicago → Austin
Timetable, Chicago time
20:02CV 78 from Dallas-Fort Worth at the gate
19:55UA 312 to Austin leaves the gate
23 h 53 apart on the timetable, overnight
UA 312 leaves 23 h 53 after CV 78 arrives on the timetable: more than half a day, so not a connection we count.