user: Question: Who wrote the episode with 3.92 million US viewers?
Columns: ['Series #', 'Season #', 'Title', 'Directed by', 'Written by', 'Original air date', 'Production code', 'U.S. viewers (million)']
Types: ['real', 'real', 'text', 'text', 'text', 'text', 'text', 'text']
Sample row: [12.0, 1.0, '"Begin the Begin"', 'Kate Woods', 'Matt Corman & Chris Ord', 'June7,2011', 'CA201', '4.56']
SQL:

assistant: SELECT "Written by" FROM "Table" WHERE "U.S. viewers (million)" = '3.92';