根据上下文用合适的句子完成对话。
A: Hello, Lucy, where are you going?
B: I’m going to have my piano lesson.
A: _______________
B: Yes, I am. I am interested in playing the piano.
A: _______________
B: I started playing at the age of five.
A: Five? _____________
B: My father taught me at home. What would you like to do in your free time?
A: ______________
B: Collecting stamps? There are so many stamps at my home.
A: Shall I have a look some day?
B: _______________