Absolutely.
trip_names (tripNameID, tripName)
1 Half Day
2 Full Day
3 Heli Hike
4 Climbing
trips (tripsID, tripsTripNameID, tripsDate, tripsClientNumbers)
1 1 01/08/2015 20
2 2 01/08/2015 12
3 3 01/08/2015 4
daily_schedule (scheduleID, tripsID, guidesID)
1 1 1
2 1 2
3 1 3
guides (guidesID...