diff --git a/enterprise/app/services/captain/tools/copilot/search_conversations_service.rb b/enterprise/app/services/captain/tools/copilot/search_conversations_service.rb
index 9e824d1f5..d4acb9837 100644
--- a/enterprise/app/services/captain/tools/copilot/search_conversations_service.rb
+++ b/enterprise/app/services/captain/tools/copilot/search_conversations_service.rb
@@ -4,9 +4,9 @@ class Captain::Tools::Copilot::SearchConversationsService < Captain::Tools::Base
   end
   description 'Search conversations based on parameters'
 
-  param :status, type: :string, desc: 'Status of the conversation'
+  param :status, type: :string, desc: 'Status of the conversation (open, resolved, pending, snoozed). Leave empty to search all statuses.'
   param :contact_id, type: :number, desc: 'Contact id'
-  param :priority, type: :string, desc: 'Priority of conversation'
+  param :priority, type: :string, desc: 'Priority of conversation (low, medium, high, urgent). Leave empty to search all priorities.'
   param :labels, type: :string, desc: 'Labels available'
 
   def execute(status: nil, contact_id: nil, priority: nil, labels: nil)
@@ -19,7 +19,7 @@ class Captain::Tools::Copilot::SearchConversationsService < Captain::Tools::Base
 
     <<~RESPONSE
       #{total_count > 100 ? "Found #{total_count} conversations (showing first 100)" : "Total number of conversations: #{total_count}"}
-      #{conversations.map { |conversation| conversation.to_llm_text(include_contact_details: true) }.join("\n---\n")}
+      #{conversations.map { |conversation| conversation.to_llm_text(include_contact_details: true, include_private_messages: true) }.join("\n---\n")}
     RESPONSE
   end
 
@@ -34,12 +34,20 @@ class Captain::Tools::Copilot::SearchConversationsService < Captain::Tools::Base
   def get_conversations(status, contact_id, priority, labels)
     conversations = permissible_conversations
     conversations = conversations.where(contact_id: contact_id) if contact_id.present?
-    conversations = conversations.where(status: status) if status.present?
-    conversations = conversations.where(priority: priority) if priority.present?
+    conversations = conversations.where(status: status) if valid_status?(status)
+    conversations = conversations.where(priority: priority) if valid_priority?(priority)
     conversations = conversations.tagged_with(labels, any: true) if labels.present?
     conversations
   end
 
+  def valid_status?(status)
+    status.present? && Conversation.statuses.key?(status)
+  end
+
+  def valid_priority?(priority)
+    priority.present? && Conversation.priorities.key?(priority)
+  end
+
   def permissible_conversations
     Conversations::PermissionFilterService.new(
       @assistant.account.conversations,
diff --git a/spec/enterprise/services/captain/tools/copilot/search_conversations_service_spec.rb b/spec/enterprise/services/captain/tools/copilot/search_conversations_service_spec.rb
index a02d05404..0835b6125 100644
--- a/spec/enterprise/services/captain/tools/copilot/search_conversations_service_spec.rb
+++ b/spec/enterprise/services/captain/tools/copilot/search_conversations_service_spec.rb
@@ -119,5 +119,42 @@ RSpec.describe Captain::Tools::Copilot::SearchConversationsService do
       result = service.execute(status: 'snoozed')
       expect(result).to eq('No conversations found')
     end
+
+    context 'when invalid status is provided' do
+      it 'ignores invalid status and returns all conversations' do
+        result = service.execute(status: 'all')
+        expect(result).to include('Total number of conversations: 2')
+        expect(result).to include(open_conversation.to_llm_text(include_contact_details: true))
+        expect(result).to include(resolved_conversation.to_llm_text(include_contact_details: true))
+      end
+
+      it 'ignores random invalid status values' do
+        result = service.execute(status: 'invalid_status')
+        expect(result).to include('Total number of conversations: 2')
+      end
+    end
+
+    context 'when invalid priority is provided' do
+      it 'ignores invalid priority and returns all conversations' do
+        result = service.execute(priority: 'all')
+        expect(result).to include('Total number of conversations: 2')
+        expect(result).to include(open_conversation.to_llm_text(include_contact_details: true))
+        expect(result).to include(resolved_conversation.to_llm_text(include_contact_details: true))
+      end
+
+      it 'ignores random invalid priority values' do
+        result = service.execute(priority: 'invalid_priority')
+        expect(result).to include('Total number of conversations: 2')
+      end
+    end
+
+    context 'when combining valid and invalid parameters' do
+      it 'applies valid filters and ignores invalid ones' do
+        result = service.execute(status: 'all', contact_id: contact.id)
+        expect(result).to include('Total number of conversations: 1')
+        expect(result).to include(open_conversation.to_llm_text(include_contact_details: true))
+        expect(result).not_to include(resolved_conversation.to_llm_text(include_contact_details: true))
+      end
+    end
   end
 end