AA 1712 then AA 3898 at DFW
Fort Lauderdale → Dallas-Fort Worth → Brownsville
Timetable, Dallas-Fort Worth time
09:26AA 1712 from Fort Lauderdale at the gate
21:40AA 3898 to Brownsville leaves the gate
12 h 14 apart on the timetable
AA 3898 leaves 12 h 14 after AA 1712 arrives on the timetable: more than half a day, so not a connection we count.