Dalla Valle feels the Serie A is well representative of all of Italy.
"We gave ourselves until Christmas to understand what this Fiorentina side could dream of," he said.
"Looking at the League table, the qualifying for the Champions League is an objective that we, along with five other sides, can fight for.
"That's why I don't understand Roma boss Zdenek Zeman's claim that there is a northern wind in Italian football.
"His side is three points away from the Champions League zone
"We are all there, clubs from the north, the centre and the south."