Which do you think is more important, dining room or living room? Well, basically, those rooms are all important. You will not be able to live comfortably if you find that your house does not one of those rooms. However, what if your house has small size and you might that the best way to cope with this matter is to reduce the amount of the room that you have?
For such matter, actually, there is another kind of alternative in which you can combine the living room and the dining room. The way how you do this is really simple. You can separate the room into two and make some kind of invisible barrier for those room functions.
As for the furniture, of course, you should separate between the furniture that you need for the living room and for the dining room. For the design, there are so many ideas that you can choose.