A：By the way miss, where is the toilet?顺便问一下，洗手间在哪里?
B：Toilets are in the rear, I am afraid all the toilets are fully occupied at the moment.洗手间在后面，恐怕此刻所有厕所都满了。
A：What? Oh, what we live! Thank you very much for your help, miss.什么?噢，这是什么社会啊!噢，小姐，非常感谢你的帮助。
B：You are welcome.不客气。