Well there are many web hosting service providers in UK. You did not mention the type of domain you want to register. I would recommend you b1hosting as the web hosting service you are looking for. I am using this service for my personal website. It offers best prices on domain registration and transfers in UK. You just have to choose your domain name and check its availability after which, you can rely on the b1hosting service for the domain registration and it’s parking. It also provides a powerful and easy to use web-based control panel which you can use to manage your website. I hope this would help you.