we want to find a restaurant that serves unusual food . no , just please make sure the food s unusual , located in the north and expensive .
do you have a particular type of food you would like to try ?
{'service': 'restaurant', 'act': 'inform', 'slot_name': 'name', 'value': 'saigon city'} {'service': 'restaurant', 'act': 'inform', 'slot_name': 'area', 'value': 'north'} {'service': 'restaurant', 'act': 'inform', 'slot_name': 'food', 'value': 'asian oriental'}
saigon city serves asian oriental in the north part of town .