conversations.from: human
conversations.value: Aziz's parents moved to America in 1982. The year is 2021 and Aziz just celebrated his 36th birthday. How many years had his parents been living in America before Aziz was born?
conversations.from: assistant
conversations.value: Aziz was born in the year 2021 - 36 years = 1985.
  Therefore, Aziz's parents had been living in America for 1985 - 1982 = 3 years.