Michele, thanks for the welcome.
He ordered us a transfer from the airport and met us at when we arrived ahead of time for check-in. He told everything in great detail and gave many useful tips.
The apartment is very conveniently located. Near the metro - 4 minutes walk
and bus stop to the airport
SITBusShuttle - Vatican Stop, Via Crescenzio, 19 - 7 min walk
Everything you need in the apartment is available.