===== KANSAS CITY FESTIVAL LOCATION FLOW ANALYSIS - 15 MINUTE INTERVALS =====
Configuration: Start Hour = 15, End Hour = 23
Target Date: 20250704

Generating intervals from hour 15 to hour 23...
  Added interval: 3:00 PM (2025-07-04 15:00:00 to 2025-07-04 15:15:00)
  Added interval: 3:15 PM (2025-07-04 15:15:00 to 2025-07-04 15:30:00)
  Added interval: 3:30 PM (2025-07-04 15:30:00 to 2025-07-04 15:45:00)
  Added interval: 3:45 PM (2025-07-04 15:45:00 to 2025-07-04 16:00:00)
  Added interval: 4:00 PM (2025-07-04 16:00:00 to 2025-07-04 16:15:00)
  Added interval: 4:15 PM (2025-07-04 16:15:00 to 2025-07-04 16:30:00)
  Added interval: 4:30 PM (2025-07-04 16:30:00 to 2025-07-04 16:45:00)
  Added interval: 4:45 PM (2025-07-04 16:45:00 to 2025-07-04 17:00:00)
  Added interval: 5:00 PM (2025-07-04 17:00:00 to 2025-07-04 17:15:00)
  Added interval: 5:15 PM (2025-07-04 17:15:00 to 2025-07-04 17:30:00)
  Added interval: 5:30 PM (2025-07-04 17:30:00 to 2025-07-04 17:45:00)
  Added interval: 5:45 PM (2025-07-04 17:45:00 to 2025-07-04 18:00:00)
  Added interval: 6:00 PM (2025-07-04 18:00:00 to 2025-07-04 18:15:00)
  Added interval: 6:15 PM (2025-07-04 18:15:00 to 2025-07-04 18:30:00)
  Added interval: 6:30 PM (2025-07-04 18:30:00 to 2025-07-04 18:45:00)
  Added interval: 6:45 PM (2025-07-04 18:45:00 to 2025-07-04 19:00:00)
  Added interval: 7:00 PM (2025-07-04 19:00:00 to 2025-07-04 19:15:00)
  Added interval: 7:15 PM (2025-07-04 19:15:00 to 2025-07-04 19:30:00)
  Added interval: 7:30 PM (2025-07-04 19:30:00 to 2025-07-04 19:45:00)
  Added interval: 7:45 PM (2025-07-04 19:45:00 to 2025-07-04 20:00:00)
  Added interval: 8:00 PM (2025-07-04 20:00:00 to 2025-07-04 20:15:00)
  Added interval: 8:15 PM (2025-07-04 20:15:00 to 2025-07-04 20:30:00)
  Added interval: 8:30 PM (2025-07-04 20:30:00 to 2025-07-04 20:45:00)
  Added interval: 8:45 PM (2025-07-04 20:45:00 to 2025-07-04 21:00:00)
  Added interval: 9:00 PM (2025-07-04 21:00:00 to 2025-07-04 21:15:00)
  Added interval: 9:15 PM (2025-07-04 21:15:00 to 2025-07-04 21:30:00)
  Added interval: 9:30 PM (2025-07-04 21:30:00 to 2025-07-04 21:45:00)
  Added interval: 9:45 PM (2025-07-04 21:45:00 to 2025-07-04 22:00:00)
  Added interval: 10:00 PM (2025-07-04 22:00:00 to 2025-07-04 22:15:00)
  Added interval: 10:15 PM (2025-07-04 22:15:00 to 2025-07-04 22:30:00)
  Added interval: 10:30 PM (2025-07-04 22:30:00 to 2025-07-04 22:45:00)
  Added interval: 10:45 PM (2025-07-04 22:45:00 to 2025-07-04 23:00:00)
  Added interval: 11:00 PM (2025-07-04 23:00:00 to 2025-07-04 23:15:00)
Generated 33 15-minute intervals
Time range: 3:00 PM to 11:00 PM

PHASE 1: Reading combined data and organizing by 15-minute intervals...
ERROR: Combined file not found: ww1_combineddwell_flat_20250704.json
Please run the combine script first to generate this file.