Are you coming home on the 15th? Because I miss you terribly. I love you and just can't wait to see you. I'll be waiting for an sms from you if you are coming.
Are you coming on 15-th home? Because I miss you terribly much. I love you and I just can't wait to see you. I wait for an sms if you come.
I edited it a bit, as you will see above, before I put it out for a general vote. Could you check my edited version, to make sure I didn't change the meaning of your text?