In the cart the booking line carries its date range and guest count:

At checkout the same data appears in Order summary:

After placing the order the customer sees a confirmation with the order number, amount, payment method and booking details:

In the admin order screen the booking line expands into a full breakdown:

It lists Date from, Date to, Number of guests and Selected days — every day with its own price. That list is what feeds the reservations table and the dashboard.
Customers find their bookings under My account → Orders:

