Delete table data using ajax file php Mysqli

<span id="new_select2" style="color:green;text-align:center;font-weight:bold;"></span> // Show div

  onchange="fetch_select2(this.value);"  //Click Function

<script type="text/javascript">
function fetch_select2(val)
{
$.ajax({
type: 'post',
url: 'https://sasnagar.co.in/ezboxes//wp-content/themes/Divi/delete_calender_date.php?del_id=<?php $del_date_id= $row_pack["id"]; echo $del_date_id; ?>',
data: {
 get_option1:val
},
success: function (response) {
 document.getElementById("new_select2").innerHTML=response;
}
});
}
$('#new_select2').delay(5000).fadeOut('slow');
</script>