That's very interesting! Can you tell me about Australia's geography? 
 Yes, over 250 indigenous Australian languages are thought to have existed at the time of first European contact of which fewer than twenty are still in daily use by all age groups. 
 That's interesting. Can you tell me anything else about its demographics? 
 Thanks so much for providing such interesting facts! Have a great day! 
 Yes, that's very sad. So, to change the subject, what can you tell me about the demographics in Australia?
Yes, over 250 indigenous Australian languages are thought to have existed at the time of first European contact of which fewer than twenty are still in daily use by all age groups.