person A: I saw a kid help another kid cross the street. It was soo cute.
person B: That's really cute! Were they the same age?
person A: One looked jsut a few years older.
person B: My children are getting older
person A: How old?
person B: My son is fifteen. 
person A: Tough age. Are they doing ok?
person B: Oh yes. I actually ordered him a Lyft the other day to get from one friends house to another. I wasn't worried though. I think the system is solid.