Double room near town centre easy get to London

Large double room in a three bedroom semi-detached house, located in a lovely quiet place in Peartree area.
Welwyn Garden City centre with its varieties of amenities and train station is 12 minutes walk away, making it convenient to commute to London (28 minutes by fast train into London King's Cross).
The room includes a wardrobe and other standard furniture, but also includes a desk and comfortable chairs and can be used as a home office, together with fast internet, the lodger can easily work from home.
Share kitchen, bath room and the gardens (external dinning area on the back garden patio)
Free parking is available upon request.
I do IT work and so would like to have a professional to fill this room.
Council tax band D