Here's the completed conversation:
You: Hi. What are you doing? (you / do)?
Your friend: I'm tidying my bedroom. (tidy/my bedroom)
You: Poor you! I hate tidying my room. (hate)
Your friend: And what about you?
You: Well, I'm vacuuming my room... (vacuum/ my room)
Your friend: I don't like vacuuming. It's boring! (not like)
You: Yes, it is. OK, see you in the skatepark at four o'clock, right?
Your friend: Yes, see you. Bye!