At this point you are calling in for a cancellation since September and October are booked, unless you want November- which is nice because there are fewer people and the Little Dolores waterfall is frozen and amazing. Call between 8-12 Monday through Friday for a permit: (435) 259-7012
Upper Little D is my favorite camp.
"There is NOTHING--absolute nothing--half so much worth doing as simply messing about in boats. Look here! If you've really nothing else on hand this morning, supposing we drop down the river together, and have a long day of it?" -Wind in the Willows