public function create($language, $taggedText, $options = array()) {
        $options = new Values($options);

        $data = Values::of(array(
            'Language' => $language,
            'TaggedText' => $taggedText,
            'SourceChannel' => $options['sourceChannel'],
        ));

        $payload = $this->version->create(
            'POST',
            $this->uri,
            array(),
            $data
        );

        return new SampleInstance(
            $this->version,
            $payload,
            $this->solution['assistantSid'],
            $this->solution['taskSid']
        );
    }