Challenge: Design and Develop Mobile App for Train Food Service. What it can do: Travel Khana order booking application. Get great train food anywhere in India while travelling in a train. Offers choice of food from Veg, Non Veg, Thalis, Wraps, Pizza. Travel Khana tracks your train and gets the order delivered fresh near your seat while you are in a train. Use Travel Khana to order food at more than 160 locations across India while travelling in a train. The app is extremely useful as it works in an offline mode (no - network) mode. Highly useful for the train traveller.