New Delhi, April 19 -- Lucknow resident Nitin Srivastav, 44, frequently travels to Delhi for work. Each time, he books a hostel-style room in south Delhi's Greater Kailash. But last week, with less than 24 hours in the city - arriving late on April 7, attending a conference the next morning, and returning the same evening - Srivastav looked for a place closer to New Delhi Railway Station....