C# Tally XML Integration DLL

I need a clean C# class-library (targeting .NET Framework 4.0) that will later plug straight into our main solution and handle two jobs for both TallyPrime and ERP 9: • convert our existing XML data... (Budget: $15 - $25 USD, Jobs: .NET, C# Programming, ERP, JSON, Software Architecture, Software Development, Software Engineering, XML)