i am looking for a restaurant in west cambridge , in the cheap -er price range please .
{'service': 'restaurant', 'act': 'inform', 'slot_name': 'food', 'value': 'italian'} {'service': 'restaurant', 'act': 'inform', 'slot_name': 'food', 'value': '  vietnamese '} {'service': 'restaurant', 'act': 'inform', 'slot_name': 'name', 'value': 'la margherita'} {'service': 'restaurant', 'act': 'inform', 'slot_name': 'name', 'value': ' thanh binh'}
there is la margherita , an italian restaurant and thanh binh , a vietnamese restaurant .