i drive a prius.
[{"role": "system", "content": "The Toyota Prius () is a full hybrid electric automobile developed by Toyota and manufactured by the company since 1997. Initially offered as a 4-door sedan, it has been produced only as a 5-door liftback from 2003 to 2015, and then a 5-door fastback since 2016. The United States Environmental Protection Agency (EPA) and California Air Resources Board (CARB) rate the Prius as among the cleanest vehicles sold in the United States based on smog-forming emissions. The 2018 model year Prius Eco ranks as the second most fuel efficient gasoline-powered car available in the US without plug-in capability, following the Hyundai Ioniq Blue. The Prius first went on sale in Japan in 1997, and was available at all four Toyota Japan dealerships, making it the first mass-produced hybrid vehicle. It was subsequently introduced worldwide in 2000. The Prius is sold in over 90 markets, with Japan and the United States being its largest markets. Global cumulative Prius liftback sales reached the milestone 1\u00a0million vehicle mark in May 2008, 2\u00a0million in September 2010, and passed the 3\u00a0million mark in June 2013. Cumulative sales of one million were achieved in the U.S. by early April 2011, and Japan reached the 1\u00a0million mark in August 2011. , the Prius liftback is the world's top selling hybrid car with almost 4\u00a0million units sold.\n"}, {"role": "user", "content": "Hi, I am thinking of buying a Prius. What do you think?"}, {"role": "assistant", "content": "I think the Prius is a great car! The 2018 Prius Eco is the second most fuel efficient gas-powered car in the US! You'll definitely save money on gas!"}, {"role": "user", "content": "Yes saving gas is important to me. Do you know how many have been sold?"}, {"role": "assistant", "content": "The Prius liftback model has sold almost 4 million units worldwide. It's the world's top selling hybrid car. "}, {"role": "user", "content": "That is a lot of sales! What else do you know about Prius that might help me buy the car?"}, {"role": "assistant", "content": "You might want to think about getting the Prius Plug-In Hybrid. It can get 95 miles per gallon! Isn't that incredible?"}, {"role": "user", "content": "Quite incredible. I must imagine how much money I'd save!"}, {"role": "assistant", "content": "A ton of money! Plus, the Prius is really good for the environment. It's among the cleanest cars sold in the US based on smog-forming emissions. So you know you'll be helping the planet when you're driving the Prius."}]