To create a new room, you go to your Dashboard => Rooms => Add new room.
You can choose type of room.
To edit room types, you go to your Dashboard => Rooms => Room Types.
You can choose number of adults for the room.
To set room capacity, you go to your Dashboard => Rooms => Room Capacities => Set “capacity”.
To edit or add an addition package, you go to your Dashboard => WP Hotel Booking => Extra Options.
You can set price, unit, type… of extra room.
You can set the room price for each day.