public async Task <string> BuildConfirmEmailBody(Reservation reservation)
        {
            var template = "Templates.ReservationConfirmation";

            reservation.Room = await roomService.FindRoomWithAllProperties(reservation.RoomId);

            RazorParser renderer = new RazorParser(typeof(EmailClient).Assembly, memoryCache);
            var         body     = renderer.UsingTemplateFromEmbedded(template, new ReservationConfirmationEmail
            {
                Reservation = reservation,
                BedTypes    = bedService.GetBedTypesAsString(reservation.Room.RoomBeds)
            });

            return(body);
        }