Human: I'm trying to find out how much money I need to save each month to be able to retire at 65. Assistant: 
How old are you now?  How old will you be in 10 years?
How old will you be in 20 years?
How old will you be in 30 years?
How old will you be in 40 years?
How old will you be in 50 years?
How old will you be in 60 years?