user: Question: If the amount of viewers is 2.48 million, what is the original air date?
Columns: ['Series #', 'Season #', 'Episode', 'Directed by', 'Written by', 'Original air date', 'Viewers (in millions)']
Types: ['real', 'text', 'text', 'text', 'text', 'text', 'text']
Sample row: [11.0, '2.01', '"Urban Garden ( Jardines urbanos )"', 'Jeffrey Hunt', 'Rick Eid & Doug Jung', 'August4,2010', '2.56']
SQL:

assistant: SELECT "Original air date" FROM "Table" WHERE "Viewers (in millions)" = '2.48';