we have modded our OSC to enable an Event booking
I need additional fields, which can be added by Admin to any product
This for time slots. The code is already there just need duplicating for multiples.
Then on the shoppers page - the shopper can click on a date both time slots need to appear. then shopper has to choose which one they want
All the code is all ready there this is a simple mod
More information can be given in PMB