private static FulfillmentResponse buildMultipleVisitsFoundResponse(VisitsCollections visits)
        {
            StringBuilder sb = new StringBuilder();
            FulfillmentResponseBuilder res = FulfillmentResponseBuilder.Create();

            foreach (Visit visit in visits.Visits)
            {
                res.Speech(BuildResponseFrom(visit));
                res.WithMessage(BuildGoogleCardFrom(visit));
            }
            return(res
                   .Build());
        }