public Table GetFreeTable(int businessID, int peopleAmount, DateTime reservationDate)
        {
            // Get tables with enough seats for businessID and put table with least amount of seats first
            var qry = from t in GetTables(businessID).Data
                      where t.Seats >= peopleAmount
                      select t;

            // Get tables that are free at day/time
            qry = from t in qry
                  where _reservationManager.DoesReservationExistForTable(t.ID, reservationDate) == false
                  orderby t.Seats ascending
                  select t;

            // Return free table with least amount of seats
            if (qry.Count() > 0)
            {
                return(qry.First());
            }
            return(null);
        }