When you feel a sore throat coming on try drinking some warm tea with honey in it as the warm tea and the honey will help to lubricate your throat and help soothe it as well.
You should continue to drink the warm tea with the honey to keep your throat soothed and prevent it from hurting anymore.
Also try gargling with some salt water or drinking some water with some apple cider vinegar in the water or take a tablespoon of apple cider vinegar when you feel the sore throat coming on.
Avoid caffeine such as coffee and alcohol while you have the sore throat and even a nice steamy shower can help with the sore throat and also take a tablespoon of honey which is a natural cough medicine and it can also help soothe your throat as the honey will act as a lubricant for your throat as well.