写一段一位父亲在商店为女儿买一件上衣与售货员之间的对话.提示：这家商店只有黄、蓝两种颜色的上衣,黄色上衣很贵,父亲没买,售货员推荐便宜的蓝色上衣,但女儿最喜欢黄颜色,于是父亲去别家商店看看.

Shop assistant:Can I help.
Father:Yes I am looking for a shirt for my daughter.
Shop assistant:we have several different styles and colors for girls.
Daughter:I like the shirt displyed in the shop window.
Shop assistant:Yes,we do have that style in two different colors,yellow and blue.
Father:Can I have a blue one to have a look?
Shop assistant:Here you are.
Daughter:Dad,I don't like blue shirt at all.
Father:Can you give a yellow one?
Shop assistant:Yes,of course.Here you are.
Daughter:Dad,I like this yellow shirt.
Father:Do you?
Daughter:Yes.Can you buy it for me?
Father:What is the price of it?
Shop assistant:It is 968 CNY.
Father:Is it so expensive?
Shop assistant:Yes,it is.But the blue one is cheap,only 79.90CNY.
Daughter:Dad,I don't want the blue one.
Father:It is too expensive.Let's go to another shop to have a look.
They walked out the shop and continued to search for a shirt.