https://www.thelondoneconomic.com/travel/chiltern-railways-appointed-as-operator-for-east-west-rail-391443/
Chiltern is a good innovative operator and so on the face of it perfect for this new route, but does it have the trains,,,,
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https://www.railway-technology.com/news/chiltern-hybrid-train-uk/
Chiltern Railways has commissioned a new battery-diesel hybrid train to run on the 64km route between London and Aylesbury in the UK.
chiltern railwaysdiesel hybridlaunchesbatterytrain