$this->db->select('*');
$this->db->from('booking');
$this->db->join('offering','offering.off_id=booking.off_id','left');
$this->db->join('offering_rate','offering.off_id=offering_rate.off_id','left');
$this->db->where('value',$_SESSION['value']);

//$this->db->group_by('offering_rate.off_id');
//$this->db->order_by('offrate_id','desc');
$query = $this->db->get();

if ($query->num_rows() > 0) return $query->result_array();