perf: Authentic Sky Lantern Festival增加固定日期

application/views/mobile_first/htravel-chiang-mai-lantern-festival.php

@@ -347,6 +347,7 @@ background: #fff;margin-top: 15px; margin-bottom: 20px; display: none;">
         <textarea name="other_travelers_names"  placeholder="If booking two or more tickets, please fill in other traveler name(s) here: (per passport, e.g.Smith Sarah Jean)."></textarea>
 
         <input name="total_price" id="totalPriceHidden" type="hidden" value="10000" />
+        <input name="ticket_date" id="ticket_date" type="hidden" value="2025-11-05" />
         <input name="product_code" id="cli_no" type="hidden" value="YDFW-AH"/>
         <input name="itinerary" type="hidden" value="Chiang Mai Authentic Sky Lantern Festival on Nov. 5, 2025" />
         <button class="sendButton" id="submit_ticket_button" name="submit_chiang_mai_lantern_ticket_form"