fix(voice): harden noisy streaming turns

services/ai_orchestrator_service/voice.py

@@ -930,6 +930,19 @@ def _voice_topic_prompt(language: str, caller_texts: list[str]) -> str | None:
     return None
 
 
+def _voice_summary_slot_prompt(language: str, context_summary: str | dict[str, Any] | None) -> str | None:
+    summary = load_context_summary(context_summary)
+    intent = str(summary.get("active_intent") or "").strip()
+    facts = summary.get("confirmed_facts") if isinstance(summary.get("confirmed_facts"), dict) else {}
+    city = str(facts.get("city") or "").strip()
+    branch_hint = str(facts.get("branch_hint") or "").strip()
+    if intent == "schedule" and city and not branch_hint:
+        if language == "kz":
+            return f"{city} qalasy boiynsha qaysy filial nemese mekenjai qyzyqtyratynyn aitnyz."
+        return f"По городу {city} уточните, пожалуйста, филиал или адрес."
+    return None
+
+
 def _voice_generic_prompt(language: str) -> str:
     if language == "kz":
         return "Jyldam komektesu ushin eki ush sozben ne kerek ekenin aitnyz: jumys uaqyty, otinish statusy, tarif nemese operator."
@@ -1850,6 +1863,26 @@ def _voice_decision(
             decision["metadata"] = v2_metadata
         return decision
 
+    summary_slot_prompt = _voice_summary_slot_prompt(language, context_summary)
+    if not kb_results and summary_slot_prompt:
+        decision = {
+            "language": language,
+            "intent": "clarification",
+            "reply_text": summary_slot_prompt,
+            "confidence": 0.72,
+            "needs_handoff": False,
+            "handoff_reason": None,
+            "case_action": "keep_open",
+            "kb_refs": [],
+            "summary_text": "AI продолжил активный сценарий из conversation summary и уточнил недостающий слот.",
+            "model": "voice_policy_context_summary",
+            "latency_ms": 1,
+        }
+        if v2_metadata:
+            decision["reply_text"] = _voice_compact_reply_text(decision["reply_text"], language=language)
+            decision["metadata"] = {**v2_metadata, "reply_phase": "final"}
+        return decision
+
     llm_decision = _voice_llm_decision(
         language=language,
         customer=customer,