Friday night sbc chennai itself needs one full train and there is enough of demand if both the cities are to be covered sbc dep 1600 is the right time to vskp and same is the case on sunday from chennai sbc sector. train to vskp with with sbc chennai overnight will not serve purpose of vskp/rjy passengers. People travel in buses on friday evening dep 1700-1900 to reach rjy 700-900 vskp by 1200 and return on sunday at 1400 to reach KRPuram at 800 on monday for weekend