Which airlines have at least 10 flights?
SELECT T1.Airline FROM AIRLINES AS T1 JOIN FLIGHTS AS T2 ON T1.uid  =  T2.Airline GROUP BY T1.Airline HAVING count(*)  >  10
SELECT T1.Airline FROM AIRLINES AS T1 JOIN FLIGHTS AS T2 ON T1.uid  =  T2.Airline GROUP BY T1.Airline HAVING count(*)  >  10
[{'Airline': 'AirTran Airways'}, {'Airline': 'Allegiant Air'}, {'Airline': 'American Airlines'}, {'Airline': 'Continental Airlines'}, {'Airline': 'Delta Airlines'}, {'Airline': 'Frontier Airlines'}, {'Airline': 'JetBlue Airways'}, {'Airline': 'Northwest Airlines'}, {'Airline': 'Southwest Airlines'}, {'Airline': 'US Airways'}, {'Airline': 'United Airlines'}, {'Airline': 'Virgin America'}]