Excel Rota Cleanup & Automation

I’m working with an Excel rota that has become unwieldy and hard to trust. I need you to reorganise it so every working day appears in chronological order, start- and finish-time columns calculate shift length automatically, and monthly hour totals are ready at a glance... (Budget: £10 - £20 GBP, Jobs: Data Analysis, Data Entry, Data Processing, Data Visualization, Excel, Excel Macros, Excel VBA, Visual Basic)