Complex sentence: Monday to Saturdays, there is an hourly service from Mill Hill towards Preston and Blackpool South westbound and an hourly service to Blackburn, Burnley Central and Colne eastbound.
Split into simpler sentences: Monday to Saturdays, there is an hourly service from Mill Hill towards Preston and Blackpool South. Westbound there is an hourly service to Blackburn, Burnley Central and Colne eastbound.