user: Question: What is the us viewers (millions) figure for the episode titled "Witch Wars"?
Columns: ['No. in series', 'No. in season', 'Title', 'Directed by', 'Written by', 'Original air date', 'Production code', 'US viewers (millions)']
Types: ['real', 'real', 'text', 'text', 'text', 'text', 'real', 'text']
Sample row: [112.0, 1.0, '"Valhalley of the Dolls (Part 1)"', 'James L. Conway', 'Brad Kern', 'September28,2003', 4301112.0, '6.3']
SQL:

assistant: SELECT "US viewers (millions)" FROM "Table" WHERE "Title" = '"Witch Wars"';