5:45
`` Around five , probably six p.m. , for we 're likely to be a bit late , '' replied Bob . `` Let 's go to bed now , Betty , and get an early start in the morning . '' The day spent on the train was uneventful , and , contrary to Bob 's expectations , they were on time at every station . Betty 's heart beat faster as the hands of her little wrist watch pointed to 5:45 and the passengers began to gather up their wraps . The porter came through and brushed them thoroughly and Betty adjusted her new hat carefully . The long train slid into the Union Station . With what different emotions both Bob and Betty had seen the beautiful , brilliantly lighted building on the occasion of their first trip to Washington !