AA 1878 then AA 3735 at DFW
Salt Lake City → Dallas-Fort Worth → Gainesville
Timetable, Dallas-Fort Worth time
15:23AA 1878 from Salt Lake City at the gate
08:30AA 3735 to Gainesville leaves the gate
17 h 07 apart on the timetable, overnight
AA 3735 leaves 17 h 07 after AA 1878 arrives on the timetable: more than half a day, so not a connection we count.