user: Question: At what milepost is Beacon Falls? 
Columns: ['County', 'Town/City', 'Milepost', 'Station', 'Connections']
Types: ['text', 'text', 'text', 'text', 'text']
Sample row: ['Fairfield', 'Stratford', '59.0', 'Stratford (Limited service)', 'Shore Line East GBTA : 1, 10, 16, 23, Coastal Link']
SQL:

assistant: SELECT "Milepost" FROM "Table" WHERE "Town/City" = 'Beacon Falls';