user: Question: Which Attendance has an Opponent of @ Phoenix, and a Leading Scorer of Sophia Young (18)?
Columns: ['Date', 'Opponent', 'Score', 'Leading Scorer', 'Attendance', 'Record']
Types: ['text', 'text', 'text', 'text', 'real', 'text']
Sample row: ['May 17', '@ Sacramento', '64-73', 'Sophia Young (22)', 16225.0, '0-1']
SQL:

assistant: SELECT "Attendance" FROM "Table" WHERE "Opponent" = '@ Phoenix' AND "Leading Scorer" = 'Sophia Young (18)';