<?php

$start = strtotime('this Sunday');
$finish = strtotime('this Saturday');

$days = array();

while ($start <= $finish) {
   $days[] = date('d-m', $start);
   $start += strtotime('+1 day', 0);
}

var_dump($days);

array(7) {
  [0]=>
  string(5) "24-04"
  [1]=>
  string(5) "25-04"
  [2]=>
  string(5) "26-04"
  [3]=>
  string(5) "27-04"
  [4]=>
  string(5) "28-04"
  [5]=>
  string(5) "29-04"
  [6]=>
  string(5) "30-04"
}