The experiment proved to be extremely popular ; GO Transit carried its first million riders during its first four months , and averaged 15,000 per day soon after .
GO Train service ran throughout the day from Oakville to Pickering with limited rush hour train service to Hamilton .
The experiment proved to be extremely popular ; GO Train   carried GO Train 's first million riders during its first four months , and averaged 15,000 per day soon after .
GO Train service ran throughout the day from Oakville to Pickering with limited rush hour train service to Hamilton .