The Scenic Route

Thirty-five-year-old 'Jill' is taking the summer to tour northern California and it's on her trip down State Route 68 that she finds what she believes is an unbelievable opportunity to stop and pick up two college coeds hitchhiking along the way. The young girls gladly jump in 'Jill's' car and the magical tour begins. She finds out that the two are roommates off for the summer semester and taking in the sights and hopes to see the Aquarium in their travels.
When the three of them introduce themselves 'Jill' learns the two are Brenda and Penny. The older driver can see the two are looking for more than the Aquarium by the way they keep eyeing her. Without anyone coming right out and saying what they want, through innuendos the three decide they need to use the restroom, stop for dinner and find a motel. In that order. Once their list has been completed all agree to a shower, and then settle in for a night of, Can you top this?