The conversation between human and AI assistant.
[|Human|] Based on the reference text about McDonalds, tell me what year it was founded, how many daily customers they have, and their best selling product.
[|AI|] McDonalds was founded in 1940 and serves over 69 million customers a day as of 2021. It's best selling product are their french fries.
[|Human|] 
Based on the reference text about McDonalds, tell me what year it was founded, how many daily customers they have, and their best selling product.