diff --git a/cove-tui/src/config.rs b/cove-tui/src/config.rs
index 5ec701b..38955f3 100644
--- a/cove-tui/src/config.rs
+++ b/cove-tui/src/config.rs
@@ -1,4 +1,4 @@
-use std::time::Duration;
+use std::time::{Duration, Instant};
 
 use clap::Parser;
 
@@ -10,6 +10,7 @@ pub struct Args {
 
 pub struct Config {
     pub cove_url: String,
+    pub cove_identity: String,
     pub timeout: Duration,
 }
 
@@ -18,6 +19,8 @@ impl Config {
         let args = Args::parse();
         Self {
             cove_url: args.cove_url,
+            // TODO Load identity from file oslt
+            cove_identity: format!("{:?}", Instant::now()),
             timeout: Duration::from_secs(10),
         }
     }
diff --git a/cove-tui/src/main.rs b/cove-tui/src/main.rs
index 627d63e..ac32f85 100644
--- a/cove-tui/src/main.rs
+++ b/cove-tui/src/main.rs
@@ -6,6 +6,7 @@ mod ui;
 
 use std::io;
 
+use config::Config;
 use crossterm::event::{DisableMouseCapture, EnableMouseCapture};
 use crossterm::execute;
 use crossterm::terminal::{EnterAlternateScreen, LeaveAlternateScreen};
@@ -15,6 +16,8 @@ use ui::Ui;
 
 #[tokio::main]
 async fn main() -> anyhow::Result<()> {
+    let config = Box::leak(Box::new(Config::load()));
+
     let mut terminal = Terminal::new(CrosstermBackend::new(io::stdout()))?;
 
     crossterm::terminal::enable_raw_mode()?;
@@ -25,7 +28,7 @@ async fn main() -> anyhow::Result<()> {
     )?;
 
     // Defer error handling so the terminal always gets restored properly
-    let result = Ui::run(&mut terminal).await;
+    let result = Ui::run(config, &mut terminal).await;
 
     execute!(
         terminal.backend_mut(),
diff --git a/cove-tui/src/ui.rs b/cove-tui/src/ui.rs
index ac68068..4cb4801 100644
--- a/cove-tui/src/ui.rs
+++ b/cove-tui/src/ui.rs
@@ -4,6 +4,7 @@ mod overlays;
 mod rooms;
 mod textline;
 
+use std::collections::hash_map::Entry;
 use std::collections::HashMap;
 use std::io::Stdout;
 use std::sync::Arc;
@@ -15,9 +16,9 @@ use tokio::sync::mpsc::{self, UnboundedReceiver, UnboundedSender};
 use tokio::sync::Mutex;
 use tui::backend::CrosstermBackend;
 use tui::layout::{Constraint, Direction, Layout};
-use tui::widgets::Paragraph;
 use tui::{Frame, Terminal};
 
+use crate::config::Config;
 use crate::room::Room;
 use crate::ui::overlays::OverlayReaction;
 
@@ -43,6 +44,7 @@ enum Overlay {
 }
 
 pub struct Ui {
+    config: &'static Config,
     event_tx: UnboundedSender<UiEvent>,
     rooms: HashMap<String, Arc<Mutex<Room>>>,
     rooms_state: RoomsState,
@@ -50,8 +52,9 @@ pub struct Ui {
 }
 
 impl Ui {
-    fn new(event_tx: UnboundedSender<UiEvent>) -> Self {
+    fn new(config: &'static Config, event_tx: UnboundedSender<UiEvent>) -> Self {
         Self {
+            config,
             event_tx,
             rooms: HashMap::new(),
             rooms_state: RoomsState::default(),
@@ -59,9 +62,12 @@ impl Ui {
         }
     }
 
-    pub async fn run(terminal: &mut Terminal<Backend>) -> anyhow::Result<()> {
+    pub async fn run(
+        config: &'static Config,
+        terminal: &mut Terminal<Backend>,
+    ) -> anyhow::Result<()> {
         let (event_tx, mut event_rx) = mpsc::unbounded_channel();
-        let mut ui = Self::new(event_tx.clone());
+        let mut ui = Self::new(config, event_tx.clone());
 
         tokio::select! {
             e = ui.run_main(terminal, &mut event_rx) => e,
@@ -134,14 +140,7 @@ impl Ui {
                 Overlay::JoinRoom(state) => state.handle_key(event),
             };
             if let Some(reaction) = reaction {
-                match reaction {
-                    OverlayReaction::Handled => {}
-                    OverlayReaction::Close => self.overlay = None,
-                    OverlayReaction::JoinRoom(name) => {
-                        self.overlay = None;
-                        // TODO Join room
-                    }
-                }
+                self.handle_overlay_reaction(reaction).await;
             }
             return CONTINUE;
         }
@@ -160,6 +159,20 @@ impl Ui {
         }
     }
 
+    async fn handle_overlay_reaction(&mut self, reaction: OverlayReaction) {
+        match reaction {
+            OverlayReaction::Handled => {}
+            OverlayReaction::Close => self.overlay = None,
+            OverlayReaction::JoinRoom(name) => {
+                let name = name.trim();
+                if !name.is_empty() {
+                    self.overlay = None;
+                    self.switch_to_room(name.to_string()).await;
+                }
+            }
+        }
+    }
+
     async fn handle_mouse_event(&mut self, event: MouseEvent) -> anyhow::Result<EventHandleResult> {
         let rooms_width = event.column + 1;
         let over_rooms = self.rooms_state.width() == rooms_width;
@@ -210,4 +223,15 @@ impl Ui {
 
         Ok(())
     }
+
+    async fn switch_to_room(&mut self, name: String) {
+        match self.rooms.entry(name.clone()) {
+            Entry::Occupied(_) => {}
+            Entry::Vacant(entry) => {
+                entry.insert(
+                    Room::new(name, self.config.cove_identity.clone(), None, self.config).await,
+                );
+            }
+        }
+    }
 }