全文 The whole conversation, with pinyin and English
诗涵：姐姐，今天去奶奶家吃饭，我穿什么好呢？
jiě jie jīn tiān qù nǎi nai jiā chī fàn wǒ chuān shén me hǎo ne
Shihan: We're going to Grandma's for dinner today. What should I wear?
姐姐：今天是奶奶的生日，穿漂亮一点吧。你想穿裙子还是裤子？
jīn tiān shì nǎi nai de shēng rì chuān piào liang yì diǎn ba nǐ xiǎng chuān qún zi hái shi kù zi
my big sister: It's Grandma's birthday, so dress up a bit. Do you want to wear a dress or trousers?
诗涵：我想穿这条黄色的裙子。
wǒ xiǎng chuān zhè tiáo huáng sè de qún zi
Shihan: I want to wear this yellow dress.
姐姐：很好看！可是外面在下雨，有点冷。
hěn hǎo kàn kě shì wài miàn zài xià yǔ yǒu diǎn lěng
my big sister: That looks nice! But it's raining outside, and it's a bit cold.
诗涵：那我再穿一件外套，好不好？
nà wǒ zài chuān yí jiàn wài tào hǎo bu hǎo
Shihan: Then I'll wear a jacket over it, OK?
姐姐：好主意。白色的外套配黄色的裙子，很好看。
hǎo zhǔ yi bái sè de wài tào pèi huáng sè de qún zi hěn hǎo kàn
my big sister: Good idea. A white jacket goes well with a yellow dress.
诗涵：鞋子呢？下雨天穿凉鞋可以吗？
xié zi ne xià yǔ tiān chuān liáng xié kě yǐ ma
Shihan: What about shoes? Can I wear sandals on a rainy day?
姐姐：地上很滑，还是穿运动鞋吧，比较安全。
dì shang hěn huá hái shi chuān yùn dòng xié ba bǐ jiào ān quán
my big sister: The ground is slippery. Better wear sports shoes. They're safer.
诗涵：好！谢谢姐姐，我去换衣服了。
hǎo xiè xie jiě jie wǒ qù huàn yī fu le
Shihan: OK! Thanks, sis. I'm going to get changed.