The Nile Cruise trip from Luxor to Aswan takes 5 days and vice versa from Aswan to Luxor 4 days. You also have the option to go on around Cruise on the Nile from Luxor to Luxor or from Aswan to Aswan. In all these options the sightseeing tours are the same.
During the tour days, you will visit the East Bank in Luxor which includes the Temple of Karnak and Luxor Temple. Enjoy dinner onboard and much more inertainment.
Another day features a visit to the West Bank to see the Valley of the Kings, Valley of the Queens, and Hatshepsut Temple, then at night sail to Edfu.
A day tour to Edfu and Kom Ombo will let you explore the Temple of Kom Ombo and Temple of Horus in Edfu then sail to Aswan to visit the Aswan High Dam, Unfinished Obelisk and the Temple of Philae