generate response: Are there any moderately priced guesthouses with wifi and free parking?. Intent: find_train. Slots: hotel-internet=yes, hotel-parking=yes, hotel-pricerange=moderate, hotel-type=guesthouse, train-day=friday, train-departure=cambridge, train-destination=london liverpool street, train-leaveat=10:30
Response: How about Home from Home, in the north of the city? 4 stars, moderately priced, free internet AND parking.