You need to use Per person/hour-slot value for Listing price based option

You can also setup Working Hour Slots option to automatically create available slots every minutes or hours for booking.

Or using Time Slots field to add them manually from submit form

You also need to add Calendar field to set which dates are available for booking

Read more details about calendar meta fields at Bulk Edit Calendar Metas

Edit listing with time slots and calendar data

Edit the listing type post -> Single tab -> Listing sub-tab to add General Booking element to single listing layout ( which will be used to generate booking form for your listing )

Edit the General Booking element to show Checkin date picker, Time Slots field for selecting one/more slots on the booking form.

You also need enable Adults, Children or Infants option

And this is how it showing on single listing page. With available slots for customers to select

And booking price will be calculated based on selected slots and persons