Fatal error: Uncaught Error: Class "Webkul\BookingProduct\Helpers\Booking" not found in /home/flighto/e-commerce2/packages/Webkul/BookingProduct/src/Helpers/AppointmentSlot.php:5 Stack trace: #0 {main} thrown in /home/flighto/e-commerce2/packages/Webkul/BookingProduct/src/Helpers/AppointmentSlot.php on line 5