Looking for accommodation in Dortmund

I am Rahul Bhavsar from India and moving to Dortmund in April for master's program in Spatial Planning at Technical University of Dortmund. I am fun loving person, like to travel. Prefers my privacy and let others have their own. Little quiet person and prefers peace. I don’t have any pet, don't mind of others. I am adjustable person and speak only English. Anyone interested, please contact me as I need accommodation as soon as possible, can spend maximum - 250-300 Euro for accommodation. Prefers my own bed room, shared kitchen, bathroom and other facilities like washing machine and Wi-Fi internet.