user: Question: Who was the home team on April 20 against Boston?
Columns: ['Game', 'Date', 'Home Team', 'Result', 'Road Team']
Types: ['text', 'text', 'text', 'text', 'text']
Sample row: ['Game 1', 'April 17', 'Boston', '129-133', 'Los Angeles']
SQL:

assistant: SELECT "Home Team" FROM "Table" WHERE "Road Team" = 'Boston' AND "Date" = 'April 20';