trip_id,start_time,end_time,headway_secs,exact_times
H3-I_0,08:00:00,20:00:00,900,0
H3-R_0,08:00:00,20:00:00,900,0
SMH-I_0,08:00:00,20:00:00,900,0
SMH-R_0,08:00:00,20:00:00,900,0
U2-I_0,08:00:00,20:00:00,900,0
U2-R_0,08:00:00,20:00:00,900,0