1. start
  2. Find out (input) the approximate landing time of the Louise and Mary and store it in a variable called “approximate landing”.
  3. Find out the available timing to land and store it in a variable called “available times”.
  4. Compare both approximate timing and available times.
  5. If the available time is after 6 pm then she will have to default to Smith field .
  6. If the available time is before than 6 pm then she can book the time as original landing time.
  7. finish