timebot.xml

<context>
    <pattern name="EnCity" value="entity://cities"/>
    <pattern name="RuCity" value="entity://rucities"/>
    <pattern name="City" value="($EnCity|$RuCity)"/>

    <input pattern="(hi|hello|привет*) *">
        <output value="I can tell you a current time in any city."/>
    </input>

    <input pattern="[time] [in] $City *">
        <var name="City">
            <script>
                <![CDATA[
                var city;
                for (var i = 0; i < City.length; i++) {
                    var c = City[i];
                    city = !city || city.population < c.population ? c : city;
                }
                if (!city) city = City;
                city;
                ]]>
            </script>
        </var>

        <var name="CityName" value='get("name", $City)'/>
        <var name="CityCountry" value='get("country", $City)'/>

        <get var="ts" url="http://api.timezonedb.com">
            <param name="key" value="FRV82TNBHN8K"/>
            <param name="format" value="json"/>
            <param name="lat" value='get("lat", $City)'/>
            <param name="lng" value='get("lon", $City)'/>
        </get>

        <var name="Time">
            <script>
                <![CDATA[
                var date = new Date(ts.timestamp * 1000);
                var hh = date.getUTCHours();
                var mm = date.getUTCMinutes();
                var p = hh > 12 ? 'PM' : 'AM';
                if (hh > 12) hh -= 12;
                if (mm < 10) mm = '0' + mm;
                hh + ':' + mm + ' ' + p;
                ]]>
            </script>
        </var>

        <output value="$CityName ($CityCountry) - $Time"/>
    </input>
</context>