user: Question: What is the average Game, when Date is "December 23"?
Columns: ['Game', 'Date', 'Team', 'Score', 'High points', 'High rebounds', 'High assists', 'Location Attendance', 'Record']
Types: ['real', 'text', 'text', 'text', 'text', 'text', 'text', 'text', 'text']
Sample row: [16.0, 'December 3', 'Phoenix', 'W 104–91 (OT)', 'Predrag Stojaković , Chris Paul (24)', 'David West (14)', 'Chris Paul (15)', 'New Orleans Arena 15,804', '10–6']
SQL:

assistant: SELECT AVG("Game") FROM "Table" WHERE "Date" = 'December 23';