MQ 4638 then AA 1622 at Miami
Tampa → Miami → Las Vegas
Timetable, Miami time
20:51MQ 4638 from Tampa at the gate
20:09AA 1622 to Las Vegas leaves the gate
23 h 18 apart on the timetable, overnight
AA 1622 leaves 23 h 18 after MQ 4638 arrives on the timetable: more than half a day, so not a connection we count.