service_id,monday,tuesday,wednesday,thursday,friday,saturday,sunday,start_date,end_date
cal1-mon-tue-wed-thu-fri-sat-sun,1,1,1,1,1,1,1,20260623,20260703
cal2-mon-tue-wed-thu-fri-sat-sun,1,1,1,1,1,1,1,20260622,20260703