public Row AddSeat(Seat seat)
        {
            var seatsUpdated = Seats.Select(s => s == seat ? seat : s).ToList();

            return(new Row(Name, seatsUpdated));
        }
 private static bool DoesNotExceedPartyRequestedAndCandidateSeatIsAdjacent(Seat candidateSeat, List <Seat> adjacentSeats, PartyRequested partyRequested)
 {
     return(candidateSeat.IsAdjacentWith(adjacentSeats) && adjacentSeats.Count < partyRequested.PartySize);
 }