Lol! Trust me, that £279 you were quoted is believe it or not, lower than some of the quotes I've been given in the past by a long margin. Others on this forum will I am sure testify that they too have been given even more bizarre over the top quotes for a service. Therefore, the £220 quote by the Fiat dealer is pretty good for what is essentially going to be a main service, indeed the first 'proper' service it will have had in a couple of years.
PS: Make sure the pollen filter is included in the service too. Often forgotten by some garages. Yours will be more than ready for a change.
Yep £220 is good, as you say Frupi get the plugs, brake fluid & pollen filter changed as well.
Oh the OP may get a call when out and about the pads being quite worn !! Think about the pads and get quotes before you commit to Fiat's prices - i.e try to get them to match an indi.