I suggest that you look at Tropo (https://www.tropo.com/ https://www.tropo.com/). They provide the option to run your script on their servers. I find it's much

I suggest that you look at Tropo (https://www.tropo.com/ https://www.tropo.com/). They provide the option to run your script on their servers. I find it's much easier to program non-trivial conversations that way.