diff --git a/frontend/src/api/services/trainingService.ts b/frontend/src/api/services/trainingService.ts
index ad6ae4e0..592d3444 100644
--- a/frontend/src/api/services/trainingService.ts
+++ b/frontend/src/api/services/trainingService.ts
@@ -5,7 +5,7 @@ import {
 } from '../types/api';
 
 export interface TrainingJobStatus {
-  id: string;
+  job_id: string;
   tenant_id: string;
   status: 'queued' | 'running' | 'completed' | 'failed' | 'cancelled';
   progress: number;
@@ -76,7 +76,7 @@ export class TrainingService {
    * Start new training job
    */
   async startTraining(config: TrainingConfiguration): Promise<TrainingJobStatus> {
-    const response = await apiClient.post<ApiResponse<TrainingJobStatus>>(
+    const response = await apiClient.post<TrainingJobStatus>(
       '/api/v1/training/jobs',
       config
     );
diff --git a/frontend/src/pages/onboarding.tsx b/frontend/src/pages/onboarding.tsx
index d6db140a..8f8b50ed 100644
--- a/frontend/src/pages/onboarding.tsx
+++ b/frontend/src/pages/onboarding.tsx
@@ -141,7 +141,7 @@ const OnboardingPage = () => {
           // Update form data with training job ID
           setFormData(prev => ({ 
             ...prev, 
-            trainingTaskId: trainingJob.id,
+            trainingTaskId: trainingJob.job_id,
             trainingStatus: 'running' 
           }));
           
diff --git a/services/training/app/services/training_service.py b/services/training/app/services/training_service.py
index 35ef834c..8a863182 100644
--- a/services/training/app/services/training_service.py
+++ b/services/training/app/services/training_service.py
@@ -411,8 +411,7 @@ class TrainingService:
             # Call data service to get sales data
             async with httpx.AsyncClient() as client:
                 params = {
-                    "tenant_id": tenant_id,
-                    "include_all": True
+                    "tenant_id": tenant_id
                 }
                 
                 if hasattr(request, 'start_date') and request.start_date:
@@ -425,7 +424,7 @@ class TrainingService:
                     params["limit"] = limit
                 
                 response = await client.get(
-                    f"{settings.DATA_SERVICE_URL}/api/sales",
+                    f"{settings.DATA_SERVICE_URL}/api/v1/sales/",
                     params=params,
                     timeout=30.0
                 )