i am looking for a hotel in cambridge .
{'service': 'hotel', 'act': 'request', 'slot_name': 'area', 'value': '?'} {'service': 'hotel', 'act': 'request', 'slot_name': 'type', 'value': '?'} {'service': 'hotel', 'act': 'inform', 'slot_name': 'choice', 'value': 'over 30'} {'service': 'hotel', 'act': 'inform', 'slot_name': 'type', 'value': 'guest house'} {'service': 'hotel', 'act': 'inform', 'slot_name': 'type', 'value': ' hotel'}
there are over 30 place -s of lodging in the city . would you prefer a certain part of town , or a particular type of lodging such as a guest house or hotel ?