The Kleins are planning a vacation in the Great Smoky Mountains National Park. Their round-trip airfare from Houston, Texas, to Knoxville, Tennessee, totals $973. Car rental is $61 per day and lodging is a total of $97 per day, and they estimate a total of $200 per day for food, gas, and other miscellaneous items. If they are planning to stay six full days and nights, estimate their total expenses.