CREATE TABLE table_7008 ("City" TEXT, "Country" TEXT, "IATA" TEXT, "ICAO" TEXT, "Airport" TEXT)

What kind of IATA that has a Airport of berlin sch nefeld airport?
SELECT "IATA" FROM table_7008 WHERE "Airport" = 'berlin schönefeld airport'
SELECT "IATA" FROM "table_7008" WHERE "Airport" = 'berlin schönefeld airport'