补齐成交跟进：按线路推成交通知、收下未成交原因、协商中按工作日再问。

成交走询价消息服务；陆运/海运私聊下一句能记下原因；协商中回执写明顺延三个工作日和下次 9：00。

Co-authored-by: Cursor <cursoragent@cursor.com>

inquiry-agent/agent/handlers/air_group_collab.py

@@ -27,7 +27,12 @@ from agent.policy.air_group_ops import (
     resolve_cabin_ticket,
 )
 from agent.policy.air_text_flow import get_air_text_flow
-from agent.policy.sea_group_ops import group_client_of, send_group_text, ticket_view
+from agent.policy.sea_group_ops import (
+    capture_group_lost_reason,
+    group_client_of,
+    send_group_text,
+    ticket_view,
+)
 from agent.routing.air_group_intent import (
     INTENT_ACTIVATE,
     INTENT_CONFIRM_TMS,
@@ -233,6 +238,14 @@ def _handle_bound(
     injected_quote: Optional[dict[str, Any]],
 ) -> str:
     chat_id = message.chat_id
+    lost = capture_group_lost_reason(
+        flow=engine,
+        ticket=ticket,
+        sender_id=message.sender_id,
+        text=message.content or "",
+    )
+    if lost:
+        return lost
     facts = dict(ticket_view(ticket).get("collab_facts") or {})
     if intent == INTENT_PICK_OPTION or (
         intent == INTENT_OTHER and str(facts.get("__pending_air_lock") or "") == "1"