Trying to enlighten devil to become angel?
To enter into dialogue in this way means to meet in a spirit of wanting to talk. This talk will reveal what each side has in common and if each side decides to continue in a good spirit then differences can be talked about with the least amount of rancor.
The Muslims have not been in any sort of real philosophical dialogue since the 1100s. I take that back - the only person they have had any meaningful dialogue within the last number of decades was Adolph Hitler, and the result of that dialogue is what we are experiencing right now with all the jihadis.