i am looking for a restaurant in west cambridge , in the cheap -er price range please . yes , i am interested in the 1 that serves italian food .
there is la margherita , an italian restaurant and thanh binh , a vietnamese restaurant .
{'service': 'booking', 'act': 'request', 'slot_name': 'day', 'value': '?'} {'service': 'booking', 'act': 'request', 'slot_name': 'time', 'value': '?'} {'service': 'booking', 'act': 'request', 'slot_name': 'people', 'value': '?'}
how many people will be dining , and for what date and time ?