Booking Holdings Inc. (NASDAQ:BKNG) reported its first-quarter financial results after the bell on Thursday. Here are the key figures from the report. Booking reported quarterly earnings of $20.39 per share, which beat the analyst consensus estimate of $14.06 by 45.02%.  The company reported quarterly sales of $4.415 billion, which beat the analyst consensus estimate of $4.254 billion. This represents a 16.86 percent increase over sales of $3.778 billion from the same period last year.  Booking said gross travel bookings of all travel ...