Railways to gradually restart passenger trains from May 12. Railways to gradually restart passenger trains from May 12. Booking begins from 4 pm tomorrow. Special trains from New Delhi connecting Dibrugarh, Agartala, Jammu, Howrah, Patna, Bilaspur, Ranchi, Bhubaneswar, Secunderabad, Bengaluru, Chennai, Thiruvananthapuram,Ahmedabad, Mum Central.