AA 3709 then AA 1248 at DFW
Tampico → Dallas-Fort Worth → New York JFK
Timetable, Dallas-Fort Worth time
18:06AA 3709 from Tampico at the gate
17:44AA 1248 to New York JFK leaves the gate
23 h 38 apart on the timetable, overnight
AA 1248 leaves 23 h 38 after AA 3709 arrives on the timetable: more than half a day, so not a connection we count.