Allows for both robot text and audio files.
See script.json
for dictionary format.
$ php -f index.php text
<?xml version="1.0"?>
<Response>
<Say>Hello</Say>
<Say>Your Garfield card has balance of twelve thousand three hundred forty five dollars and sixty seven cents</Say>
</Response>
$ php -f index.php audio
<?xml version="1.0"?>
<Response>
<Play>HELLO.aiff</Play>
<Play>YOUR.aiff</Play>
<Say>Garfield</Say>
<Play>CARD_HAS_BALANCE_OF.aiff</Play>
<Say>twelve thousand three hundred forty five dollars and sixty seven cents</Say>
</Response>