Tugas If Clause

I want to send an invitation to a friend. I just have to find her address. I am quite sure, however, that I will find it. I have a best friend, and long time no see
If I found her address, I would send her an invitation
I would like to send an invitation to a friend. I have looked everywhere for her address, but I cannot find it. So now I think it is rather unlikely that I will eventually find her address.