public int QueryRoomPrice(Transaction context, String location) { return(Rooms.QueryPrice(context, RID.forRoom(location))); }
public int QueryCarPrice(Transaction context, String location) { return(Cars.QueryPrice(context, RID.forCar(location))); }
public int QueryFlightPrice(Transaction context, String flight) { return(Flights.QueryPrice(context, RID.forFlight(flight))); }