- Arrival at Skyhold first discussion
- Confession of a Lyrium Addict (first time he told you about him going cold turkey)
- Chess Scene
- Start Relationship (first kiss)
- after either Adamant/Halamshiral, Perseverance (his personal quest) --> 1 with Cassandra & Cullen at the smithy, then at Cullen's office.
- Feeling better (post - perseverance)
- Lake date scene
- after both Adamant & Halamshiral: sexy time
- after Temple of Mythal: Hug scene
you also get the dancing scene at Halamshiral if you had started the relationship with him. Dunno if you get this if you only flirt without starting the relationship