diff --git a/lib/slack/format-dialog.js b/lib/slack/format-dialog.js
index e2fb9a5..7f7bc15 100644
--- a/lib/slack/format-dialog.js
+++ b/lib/slack/format-dialog.js
@@ -1,7 +1,7 @@
 'use strict';
 
 class SlackDialog {
-  constructor(token, triggerId, title, submitLabel, callbackId, notifyOnCancel = false) {
+  constructor(token, triggerId, title, submitLabel, callbackId, notifyOnCancel = false, state) {
     if (!token || !triggerId || !title)
       throw new Error('token, triggerId and title are requeired for dialog.open method');
 
@@ -21,6 +21,9 @@ class SlackDialog {
     if (notifyOnCancel && typeof(notifyOnCancel) !== 'boolean')
       throw new Error('notify_on_cancel needs to be a boolean');
 
+    if (state && state.length > 3000)
+      throw new Error('state needs to be less or equal to 3000 characters');
+
     this.template = {
       token: token,
       trigger_id: triggerId,
@@ -31,6 +34,9 @@ class SlackDialog {
       }
     };
 
+    if (state)
+      this.template.dialog.state = state
+
     if (submitLabel)
       this.template.dialog.submit_label = submitLabel;
 
diff --git a/lib/slack/format-message.js b/lib/slack/format-message.js
index 4ae5169..26ac925 100644
--- a/lib/slack/format-message.js
+++ b/lib/slack/format-message.js
@@ -198,7 +198,7 @@ class SlackTemplate {
     return this;
   }
   
-  addSelect(text, name, options, dataSource = 'static', minQueryLength) {
+  addSelect(text, name, options, dataSource = 'static', selectedOptions, minQueryLength) {
     if (this.getLatestAttachment().actions.length === 5)
       throw new Error('You can not add more than 5 actions');
 
@@ -227,6 +227,12 @@ class SlackTemplate {
       action.options = options;
     }
 
+    if (selectedOptions && !Array.isArray(selectedOptions))
+      throw new Error('selectedOptions needs to be a valid array');
+
+    if (selectedOptions)
+      action.selected_options = selectedOptions;
+
     if (dataSource)
       action.data_source = dataSource;
 
diff --git a/lib/slack/parse.js b/lib/slack/parse.js
index f2b74d5..1d890dd 100644
--- a/lib/slack/parse.js
+++ b/lib/slack/parse.js
@@ -26,4 +26,13 @@ module.exports = function(messageObject) {
       type: messageObject.type === 'dialog_submission' ? 'slack-dialog-confirm' : 'slack-dialog-cancel',
       postback: true
     };
+
+  if (messageObject && messageObject.user && (messageObject.type === 'view_submission'))
+    return {
+      sender: messageObject.user.id,
+      text: '',
+      originalRequest: messageObject,
+      type: 'view_submission',
+      postback: true
+    };
 };
diff --git a/lib/slack/setup.js b/lib/slack/setup.js
index f955f0d..9f6e04a 100644
--- a/lib/slack/setup.js
+++ b/lib/slack/setup.js
@@ -20,7 +20,7 @@ module.exports = function slackSetup(api, bot, logError, optionalParser, optiona
       ||
       (request.post.trigger_word && request.post.token === request.env.slackWebhookToken))
       return bot(parser(request.post), request)
-        .then(responder)
+        .then((botResponse) => responder(botResponse, request.env.slackToken))
         .catch(logError);
     else
       return responder('unmatched token' + ' ' + request.post.token);