Update demo link.

index.md

@@ -1,8 +1,8 @@
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 copyright:
-  years: 2015, 2018
-lastupdated: "2018-12-12"
+  years: 2015, 2019
+lastupdated: "2019-02-12"
 
 ---
 
@@ -58,7 +58,7 @@ Some interesting use cases of the service are
 -   *Chat bots* - Enable an automated agent to detect customer tones and craft suitable responses. For example, you might respond to sadness with "I'm sorry you are upset about this problem" or to satisfaction with "I'm glad you are satisfied with our service." (Customer-engagement endpoint)
 -   *Customer-engagement monitoring and quality assurance* - Monitor the overall tone of agent and customer communications, detect anomalies, and highlight opportunities to train agents on how to better communicate. (Customer-engagement endpoint)
 
-You can also use the {{site.data.keyword.toneanalyzershort}} service to analyze user input with other {{site.data.keyword.ibmwatson}} services such as [{{site.data.keyword.conversationfull}}](https://{DomainName}/docs/services/conversation/index.html) or [{{site.data.keyword.speechtotextfull}}](https://{DomainName}/docs/services/speech-to-text/index.html). For instance, the [Conversation Food Coach ![External link icon](../../icons/launch-glyph.svg "External link icon")](https://food-coach.bluemix.net/){: new_window} application uses the {{site.data.keyword.conversationshort}} service to coach users to make healthy food choices based on their responses about the food that they eat. For more information, see this [{{site.data.keyword.watson}} blog post ![External link icon](../../icons/launch-glyph.svg "External link icon")](https://developer.ibm.com/watson/blog/2016/10/17/creating-a-compassionate-conversational-agent-using-watson-tone-analyzer-and-watson-conversation-services/){: new_window}.
+You can also use the {{site.data.keyword.toneanalyzershort}} service to analyze user input with other {{site.data.keyword.ibmwatson}} services such as [{{site.data.keyword.conversationfull}}](https://{DomainName}/docs/services/conversation/index.html) or [{{site.data.keyword.speechtotextfull}}](https://{DomainName}/docs/services/speech-to-text/index.html). For instance, the [Conversation Food Coach ![External link icon](../../icons/launch-glyph.svg "External link icon")](https://food-coach.ng.bluemix.net/){: new_window} application uses the {{site.data.keyword.conversationshort}} service to coach users to make healthy food choices based on their responses about the food that they eat. For more information, see this [{{site.data.keyword.watson}} blog post ![External link icon](../../icons/launch-glyph.svg "External link icon")](https://developer.ibm.com/watson/blog/2016/10/17/creating-a-compassionate-conversational-agent-using-watson-tone-analyzer-and-watson-conversation-services/){: new_window}.
 
 The {{site.data.keyword.toneanalyzershort}} service algorithmically calculates the tone of written text. It does not infer the personality characteristics of the author of the text. To obtain a personality portrait, see the [{{site.data.keyword.personalityinsightsfull}} service ![External link icon](../../icons/launch-glyph.svg "External link icon")](https://{DomainName}/docs/services/personality-insights/index.html){: new_window}.
 {: note}