ปฏิทินกิจกรรมวันที่สิ้นสุดบนปฏิทินไม่ตรงกับวันที่สิ้นสุดในฐานข้อมูลครับ

<?php
header("Content-type:application/json; charset=UTF-8");
header("Cache-Control: no-store, no-cache, must-revalidate");
header("Cache-Control: post-check=0, pre-check=0", false);
include_once ('include/connection.php');

    //$q="SELECT * FROM tbl_event WHERE date(event_start)>='".$_GET['start']."'  ";
    //$q.=" AND date(event_end)<='".$_GET['end']."' ORDER by event_id";


	$q="SELECT * FROM  booking_place  ORDER by idbooking_place";

  $result = mysql_query($q) or die ("Error Query [".$q."]");

	while($rs=mysql_fetch_array($result)){
$clor=$rs["book_status"];

		if($clor == "0"){
					$color = "#EC971F";
				}
		if($clor == "1"){
					$color = "#449D44";
				}
		if($clor == "2"){
					$color = "#D9534F";
				}



        $json_data[]=array(
          "id"=>$rs["idbooking_place"],
          "title"=>$rs["name_book"],
          "start"=>$rs["date_f"],
          "end"=>$rs["date_e"],
          	"color"=>$color,


            //"url"=>$rs->event_url,
            //"allDay"=>($rs->event_allDay==true)?true:false
            // กำหนด event object property อื่นๆ ที่ต้องการ
        );
		//$json= array_push($json, $json_data);
    }

$json= json_encode($json_data);


echo $json;

?>