The context of the following conversation is Austin did not bring a bike. Austin rode Jesse's bike.:
Austin says Like my girl's bike?.
The friend responds Yeah, the red and pink sparkly paint looks good on you..
Austin responds I know, right! It is kind of nice not having that bar in the middle that is on men's bikes..
The friend responds Austin, why are you riding a girl's bike?.
Austin responds I forgot mine at school so Jesse let me borrow hers for the day..
The friend responds That was nice of her. You should fill up her tires before you give it back..