Long-distance relationships can be so hard, especially if you don't have the habit of sticking to your phone. It might also make you feel sad when he is not replying as early as possible. One of the best pieces of advice for you is that when you are not happy about him not replying on time, you can just say hello to him one day, and when he asks you how you are doing, Just say not fine. If he wants to know, tell him that his reply takes so long. This way is clear and logical, letting him know how much his replies matter to you. To make your boyfriend feel happy, you need to make him feel special and reply to messages as quick as possible and also contribute to making the conversation sweet and interesting. Long-distance relationships are boring for people who have poor communication habits as they find it stressful, so if you are that kind of person, all you have to do is schedule a specific time for the chat. This will help you be mentally free from expecting his messages at ot