person A: That sucks but they do say distance makes the heart grow fonder. 
person B: I'm not sure what you mean_comma_ but disntance does tend to make things more difficult
person A: My boyfriend is out of town for work and I really miss him. I can't wait until he gets back.
person B: That's hard_comma_ but he will be back! Try to take your mind off him by doing some fun activities