public Class[] GetClasses(string username, string password, int studioid, DateTime startDate, DateTime endDate) { var sourceCredentials = new MindbodyClassService.SourceCredentials() { SourceName = Credentials.SourceName, Password = Credentials.Password, SiteIDs = new int[] { studioid } }; var userCredentials = new UserCredentials() { Password = password, Username = username, SiteIDs = new int[] { studioid } }; var classService = new MindbodyClassService.ClassService(); var results = classService.GetClasses(new GetClassesRequest() { SourceCredentials = sourceCredentials, StartDateTime = new DateTime(startDate.Year, startDate.Month, startDate.Day, 0, 0, 0), EndDateTime = new DateTime(endDate.Year, endDate.Month, endDate.Day, 23, 59, 59) }); return(results.Classes); }