You are given a dialog between 2 or more individuals. Within the dialog, there will be clues that indicate two individuals were or are dating. You will be prompted at the end to answer which Speaker (or named individual) is dating which other Speaker (or named individual).
One example: 'Speaker 1: Hi! 
Speaker 2: Hi. 
Speaker 1: Oh, I'm so glad you called. I feel like it's always me calling you. So, what's up? Is everything okay with Phoebe? 
Speaker 2: It will be...in a minute. Listen, Tim you're a really great guy.  
Speaker 1: It's because I'm with you. 
Speaker 2: Aw. I'm just-I'm in a place in my life right now where I...I... 
Speaker 1: Whoops. Sorry. This just in. Oh, it's 9-1-1 from the restaurant, that means Monica needs me right away.
Speaker 2: Oh-oh no she doesn't! I know what that is. You can stay. 
Speaker 1: Awww, I'll miss you too Pheebs. And I will be holding you, right here. 
Speaker 2 is or was dating which Speaker?'
Solution is here: Speaker 1
Explanation: Speaker 2 is giving clues to Speaker 1 about issues in their relationship.

Now, solve this: Speaker 1: Hi! 
Speaker 2: Hi! 
Speaker 3: That is one good looking man! 
Speaker 4: Is it just me, or can you actually see his abs through his overcoat?! 
Speaker 1: Sooo, you've been doing this long? 
Speaker 2: No, you're my first. Put the money on the table. 
Speaker 1: Oh, yeah! Ooh, that's nice. 
Speaker 3: Dude! 
Speaker 1: Is that an expensive blouse? 
Speaker 2: If you want it to be. 
Speaker 3: Here's your girlfriend's button. Speaker 2 is or was dating which Speaker?
Solution:
Speaker 4