Gaia is a wonderful host.
She took care of everything including organizing us a cab to get us from the airport to the apartment. She was available at all times and answered our questions quickly. There was no problem to rebook our cab when our flight was delayed.
The flat is located in the center of Rome (2 min to Piazza Navona, 10 min to Castello Sant'Angelo). There is also a bus station in the near vicinity connecting you to all of Rome. Around the corner you can find bars, restaurantes and a supermarket.
The flat which is on the first floor was very spacious. The appliances and the decor are very good. If you are travelling in the summer you will appreciate the ac.
Thank you very much, Gaia!