请求英语高手帮忙编一个英语情景对话，不用太多简短的就好，谢谢大家了。

Doctor : how can I help you.
You: I have had diarrhoea for 3 days, it is really hurt.
Doctor : did you try to stop it?
You: yes, I have taken some pills, but it did not work.
Doctor, Well, I think you need to another medicine which is different to what you are having now.
You, thanks, can I please have the prescription?
Doctor: here you are, you need to take it twice daily, and have plenty of liquid, like water, soup etc.
You: ok, I ‘d better to go now to get the medicine.
Doctor: remember to avoid food containing milk for a couple of days.
You: thank you doctor, see you.