Complete A-UserGuide

docs/README.md

@@ -1,30 +1,45 @@
-# Duke User Guide
-
-// Update the title above to match the actual product name
-
-// Product screenshot goes here
-
-// Product intro goes here
-
-## Adding deadlines
-
-// Describe the action and its outcome.
-
-// Give examples of usage
-
-Example: `keyword (optional arguments)`
-
-// A description of the expected outcome goes here
-
-```
-expected output
-```
-
-## Feature ABC
-
-// Feature details
-
-
-## Feature XYZ
-
-// Feature details
+# Cal User Guide
+
+## Quick Start
+
+Description of the feature.
+1. Ensure you have Java `11` or above installed in your Computer.
+2. Download the latest version of Cal from [here](https://github.com/ValenciaLim/ip/releases/tag/Level-10).
+3. Open a command terminal, `cd` into the folder you put the jar file in, and use the following command to run the application.
+   ```
+   java -jar cal.jar
+   ```
+4. Refer to the Features[here](#features) below for details of each command.
+
+## Features 
+Cal is a chatbot that helps you manage your tasks. It is a simple and easy-to-use chatbot that helps you keep track of your tasks, deadlines and events.
+
+## Adding events
+Adds an event to the task list.
+```event <description> /from <datetime> /to <datetime>```
+```deadline <description> /by <datetime>```
+```todo <description>```
+
+## Listing all tasks
+Lists all tasks in the task list.
+```list```
+
+## Marking tasks as done
+Marks a task as done.
+```mark <task number>```
+
+## Unmarking tasks as not done
+Unmarks a task as not done.
+```unmark <task number>```
+
+## Deleting tasks
+Deletes a task from the task list.
+```delete <task number>```
+
+## Finding tasks
+Finds tasks that match the given keyword.
+```find <keyword>```
+
+## Exiting the program
+Exits the program.
+```bye```