Require destination evidence for ticket results

cmd/core-runtime/main.go

@@ -1818,6 +1818,9 @@ func researchFindingMatchesIntent(query string, finding epistemics.ResearchFindi
 	if !findingContainsRequestedIdentifier(query, finding) {
 		return false
 	}
+	if ticketSearchQuery(query) && !ticketFindingMatchesDestination(query, finding) {
+		return false
+	}
 	if !nearestFlightQuery(query) {
 		return true
 	}
@@ -1847,6 +1850,20 @@ func researchFindingMatchesIntent(query string, finding epistemics.ResearchFindi
 	return true
 }
 
+func ticketSearchQuery(query string) bool {
+	return interactiondomain.TicketSearchDestination(query) != ""
+}
+
+func ticketFindingMatchesDestination(query string, finding epistemics.ResearchFinding) bool {
+	destination := strings.ToLower(interactiondomain.TicketSearchDestination(query))
+	if destination == "" {
+		return true
+	}
+	// The source title or URL may describe a category; human-facing proof must
+	// mention the requested destination in the actual displayed excerpt.
+	return strings.Contains(strings.ToLower(finding.Excerpt.Text), destination)
+}
+
 // findingContainsRequestedIdentifier prevents a generic landing page from
 // being presented as a result for a concrete model, article or brand request.
 // Identifiers are detected by their syntax, not by a catalogue of providers or

cmd/core-runtime/main_test.go

@@ -58,6 +58,18 @@ func TestNearestFlightEvidenceRequiresBothRouteEndpointsWhenKnown(t *testing.T)
 	}
 }
 
+func TestTicketReplyRejectsGenericCategoryPageWithoutDestination(t *testing.T) {
+	query := "найди билеты до Ялты сегодня"
+	generic := epistemics.ResearchFinding{Source: epistemics.Source{Title: "Купить билеты", Locator: "https://tickets.example"}, Excerpt: epistemics.SourceExcerpt{Text: "Поиск авиабилетов среди множества направлений."}}
+	if researchFindingMatchesIntent(query, generic) {
+		t.Fatal("generic ticket category was presented as destination result")
+	}
+	relevant := epistemics.ResearchFinding{Source: epistemics.Source{Title: "Билеты"}, Excerpt: epistemics.SourceExcerpt{Text: "Билеты до Ялты: варианты на сегодня."}}
+	if !researchFindingMatchesIntent(query, relevant) {
+		t.Fatal("destination-specific ticket result was rejected")
+	}
+}
+
 func TestResearchReplyRejectsGenericLandingPageForConcreteIdentifier(t *testing.T) {
 	result := epistemics.ResearchResult{Findings: []epistemics.ResearchFinding{{
 		State:   epistemics.FindingSupported,

modules/interaction/domain/semantics_test.go

@@ -85,6 +85,15 @@ func TestLocalSearchClarification(t *testing.T) {
 	}
 }
 
+func TestTicketSearchDestinationUsesRequestDestination(t *testing.T) {
+	if got := TicketSearchDestination("найди билеты до Ялты сегодня"); got != "Ялты" {
+		t.Fatalf("ticket destination = %q", got)
+	}
+	if got := TicketSearchDestination("найди билеты"); got != "" {
+		t.Fatalf("destination invented without one: %q", got)
+	}
+}
+
 func TestContinueLocalSearch(t *testing.T) {
 	history := []interaction.HumanUtterance{{Content: "Найди ближайший ресторан"}}
 	if got := ContinueLocalSearch("в Сочи", history); got != "Найди ближайший ресторан в Сочи" {

modules/interaction/domain/travel.go

@@ -236,6 +236,16 @@ func ContinueTravelDate(message string, history []interaction.HumanUtterance) st
 	return strings.TrimSpace(latest + " " + current)
 }
 
+// TicketSearchDestination extracts the destination from a ticket request
+// without assigning any city or travel-provider meaning in core code.
+func TicketSearchDestination(message string) string {
+	tokens := semanticTokens(StripAssistantVocative(message))
+	if !containsStemInTokens(tokens, "билет") {
+		return ""
+	}
+	return travelContextDestinationFromTokens(tokens)
+}
+
 // TravelSearchClarification keeps an incomplete travel request in dialogue
 // instead of reducing it to an unrelated generic web search.
 func TravelSearchClarification(message string, history []interaction.HumanUtterance) string {