user: Question: What is the highest attendance of the game with Eastwood Town as the away team?
Columns: ['Tie no', 'Home team', 'Score', 'Away team', 'Attendance']
Types: ['real', 'text', 'text', 'text', 'real']
Sample row: [1.0, 'Hinckley United', '1–1', 'Curzon Ashton', 555.0]
SQL:

assistant: SELECT MAX("Attendance") FROM "Table" WHERE "Away team" = 'Eastwood Town';