Although costs vary by the type of trip, this may give you an idea of how much a typical trip will be to some of the most requested destinations.

Amarillo, 1 day:  $950

Dallas, 3 days, shuttle:  36psg $2250, 54psg $2850

San Antonio, 4 days, shuttle:  36psg $3000, 54psg $3775

Orlando, FL, 7 days total, shuttle: 36psg $10,180, 54psg $12,590

The cost would vary depending on your itinerary and other variations.  It could be lower by several hundred dollars or it could be higher if there are many additional trips and plans for the group.  The group is responsible for the driver's lodging at the destination.