I'd like to have two soft berth tickets to Shanghai for tomorrow.

我想订两张明天到上海的软卧票。

OK. It comes to 750 Yuan including the service fee.

好的。包括手续费在内总共是750元。

May I have two lower berths?

我可以要两张下铺票吗?

Sorry. Lower berths for tomorrow afternoon have all been sold out.

对不起，明天下午的下铺票卖完了，

But the middle and upper berths are still available. Do you want them?

但中铺票和上铺票都还有。您要吗?

I'm sorry. Sleepers for tomorrow have been sold out.

对不起，明天的卧铺票卖完了。