For your easy reference, the following is a list of weeks and years with their corresponding date:
14 December 2014 – 3rd Sunday of Advent Year B
15 December 2014 – Monday of the 3rd Week of Advent
16 December 2014 – Tuesday of the 3rd Week of Advent
17 December 2014 – 17 December – Season of Advent
18 December 2014 – 18 December – Season of Advent
19 December 2014 – 19 December – Season of Advent