The context of the following conversation is Kai took the bike to a repair shop. The chain had slipped and it needed to be replaced.:
Kai says I love to ride my bike..
The friend responds Let's take a ride this afternoon?.
Kai responds My bicycle is in the repair shop today. Maybe tomorrow?.
The friend responds What happened?.
Kai responds It's just the chain which needed to be replaced..
The friend responds See you tomorrow then..