'Presenting the future of City Transport' - just happened to come across this for when the Optare Solo SR first came out...
https://youtu.be/UyP_envYizA?si=7cFqOUzNGCLFc9Tp

I wonder if a Solo would be the best choice for the 700, as aside from ex-GNE 5323 I don't believe they currently have anything else that would comfortably get round the route...