Yesterday while I was travelling in 12722 Dakshin Link SF Express it was heading towards VSKP after departure from Samalkot junction in between I saw Gowthami SF Express heading towards Gollaprolu station at front side of 12738 with Wag-7 and at another end lgd wap-4 was attached
What was 12738 Gowthami SF Express doing in Gollaprolu Station????????????????????