user: Question: How much do the tickets cost for August 7, 1987?
Columns: ['Date(s)', 'Venue', 'City, state', 'Ticket price(s)', 'Ticket sold / available', 'Ticket grossing']
Types: ['text', 'text', 'text', 'text', 'text', 'text']
Sample row: ['July 4, 1987', 'Tampa Stadium', 'Tampa, Florida', '$19 / $17.50', '49,659 / 55,000 (90.3%)', '$883,551']
SQL:

assistant: SELECT "Ticket price(s)" FROM "Table" WHERE "Date(s)" = 'August 7, 1987';