The Metro Mobility Premium On-Demand Service pilot, with extended hours and advanced scheduling, will end Dec. 31. Until then, you must book 1 to 4 days in advance for the expanded hours. Those hours are weekdays from 6:00 a.m. to 10:00 p.m., Saturdays from 7:00 a.m. to 11:00 p.m., and Sundays from 7:00 a.m. to 10:00 p.m