News Entry# 200257
Now running with E1-E2 up to unknown period. Also running with CE1, CE2, CE3, and CE4.
2.Additional coaches STAFF REPORTER PRINT · T T Southern Railway has augmented Chennai–Mysore–Chennai (12007/12008) Shatabdi Express train with two additional second-class AC chair cars from October 28 to November 27, a release said. — S
http://indiarailinfo.com/news/post/additional-coaches-the-hindu-indian-railways-news/200257