Single room seeking

Hi myself thivana, myself actively seeking for a single room under my budget and I’m a master’s students and non smoking persons and looking for quite environmentally friendly space if available please do ping me mainly looking around central London and east part of London (white chapel, mile end, bow church, Stratford, Stepney green, swiss cottage Camden surroundings chalk farm east ham etc it would more convenient for me to travel everyday to uni and work.
More details can be provided on phone

Thank you