First 15 minutes of Lyft ride: Husband and wife backseat small talk  

Next ten minutes or so of ride: Chitchat with driver about traffic, Chicago

Next 15 minutes: Further chat about living in the same suburb as the cab driver  

Next 15 minutes: Talk with driver about Norway (where he's from) and other nearby countries

Next 10 minutes: Chat with driver about physical therapy, in which he is trained

Next five minutes of cab ride: Cab driver tell us about Norweigian belief in elves

Final five minutes of cab ride: Driver, while not explicitly saying so, makes it pretty clear that he also believes in elves and that they are definitely part of physical therapy

End of ride