nine o'clock
Paying and dismissing the taxicab driver , Dave led the way to the entrance . `` A naval party to see the Ambassador , at his convenience , on business , '' Dave announced to the attendant at the door . They were shown to an anteroom near the door , where they were soon joined by a Mr. Lupton , who introduced himself as Second Secretary to the Embassy . `` The ambassador , Mr. Caine , will not be here before nine o'clock , '' announced Mr. Lupton . `` I know that you are expected . You have not breakfasted ? '' `` No , '' Dave confessed .