var apiai = require('apiai');

var app = apiai("<your client access token>", {
    proxy: 'http://IP:PORT',    // comment this out if proxy is not needed
});

var request = app.textRequest('<Your text query>', {
    sessionId: '<unique session id>'
});

request.on('response', function(response) {
    console.log(response);
});

request.on('error', function(error) {
    console.log(error);
});

request.end();