It's not about daily train or 100% occupancy. This train is empty from Kanyakumari and have occupancy from TVM in kerala and then Tamil Nadu. As it's starts Kanyakumari it has to be serviced there for SM being long distance. Kanyakumari Nagercoil and TVL dts need one more daily night SF train to Chennai and user associations are demanding and opposed to his train being made daily and occupying pitline for maintainance and the author it pointing it in terms of occupancy.