AA 1098 then AA 3876 at DFW
Roatán → Dallas-Fort Worth → Chattanooga
Timetable, Dallas-Fort Worth time
19:45AA 1098 from Roatán at the gate
08:37AA 3876 to Chattanooga leaves the gate
12 h 52 apart on the timetable, overnight
AA 3876 leaves 12 h 52 after AA 1098 arrives on the timetable: more than half a day, so not a connection we count.