Vista chain had gradually stopped at that time , as Conrad was remodeled as part of the elite labels of Hilton and The Waldorf-Astoria Collection which manages hotels in America and overseas .
At that point , the Vista chain was phased out , while Conrad has been restyled as one of the luxury brands of Hilton ( along with The Waldorf-Astoria Collection ) and operates hotels within the US , as well as abroad .
Hilton Worldwide