The context of the following conversation is Ash tried the yams that Sarah made, but Ash liked the potatoes he made better.:
Ash says The yam was okay,  it was a bit sweet for me.  The potatoes were divine though. Sarah made a real effort for the party..
The friend responds Sounds like you guys had great food..
Ash responds It was a potluck so we all made a couple of dishes.  It was a great celebration..
The friend responds What was the occasion?.
Ash responds It was my baby sister's graduation from high school.  We decided to have a party at the house for her..
The friend responds She's all grown up now.  Is she going to start college in the fall?.