the Oxford & Bicester line runs between Oxford & Bicester the line has stations the trains have to call at Oxford, Oxford Parkway, Islip & Bicester Village the trains that are used on the line are the class 165 & class 168 DMUs the line is Managed by Network Rail & the stations are managed by Chiltern railways
You might want to check out the Just trains website as I believe this route is already available as an extension to their Western Mainlines Route
You do know this is already in the game right? Get Western Main Lines from Just Trains and the Bicester Extension, or better yet, the complete collection, which features London - Penzance
There's no need to try to reply to the OP. They got banned on two accounts due to constantly bumping their posts after having been warned a few times.