Hotels with connecting rooms in Aeolian Islands

"We spent 1 night on Vulcano in the really nice Pensione La Giara. It is conveniently situated on a relatively quiet street on a little over 5 min walk from the port, and on route to the path ascending to the vulcano. We were in two neighbouring bedrooms with shared bathroom for both rooms, which was perfect for our family of four. The owner on arrival advised on the trip up the vulcano and on nearby restaurants. Since we were leaving with an early ferry, the (very nice) breakfast was opened a...