asset_id,asset_name,asset_type,manufacturer,model,serial_number,assigned_to,department,purchase_date,warranty_end_date,refresh_cycle_months,target_refresh_date,status,notes
IT-0001,Laptop - Dell Latitude 5440,Laptop,Dell,Latitude 5440,SN123456789,Alex Chen,Engineering,2024-09-15,2027-09-15,36,2027-09-15,In service,