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@@ -1,29 +1,176 @@
-# User Guide
+# User Guide for johnnythesnake bot
 
+## Summary of bot capabilities
+Johnnythesnake aims to help users:
+1. Keep track of their tasks, such as todos, deadlines and events.
+2. Add and delete tasks
+3. Save their tasks to a storage and load their tasks to a storage
+4. Mark the tasks as done or undone
 ## Features 
 
-### Feature-ABC
+### Feature 1. Adding a Todo task into the task list
+A todo task is simply a task that has to be done without deadlines
 
-Description of the feature.
+### Feature 2. Adding a Deadline task into the task list
+A Deadline is a task that has a fixed deadline to be completed by.
+
+### Feature 3. Adding an Event task into the task list
+An Event is a task that has a start time and end time to it.
+
+### Feature 4. Deleting tasks
+Tasks can either be deleted one at a time or all at once
+
+### Feature 5. Mark/Unmark tasks
+Tasks can be marked/unmarked one at a time or all at once
+
+### Feature 6. Finding tasks by specified keyword
+Users can find tasks containing a certain keyword
 
-### Feature-XYZ
 
-Description of the feature.
 
 ## Usage
 
-### `Keyword` - Describe action
+### `List` - Shows user their task list
 
-Describe the action and its outcome.
 
 Example of usage: 
 
-`keyword (optional arguments)`
+`list`
+
+Expected outcome:
+
+A list of the tasks will appear
+
+```
+Here are the tasks in your list:
+1.[D][ ] fly(by: Apr 01 2024 19:00)
+```
+
+### `Todo` - Adds a todo task into the tasklist
+
+
+Example of usage:
+
+`Todo cs2103 project`
+
+Expected outcome:
+
+a new Todo task called cs2103 project will be added to the list
+
+```
+Got it. I've added this task:
+[T][ ] cs2103 project
+Now you have 2 tasks in the list.
+```
+
+### `Deadline` - Adds a deadline task into the tasklist
+
+
+Example of usage:
+
+`Deadline BT3103 Homework /by 2023/09/05 23:59`
+
+Expected outcome:
+
+a new deadline task called BT3103 Homework will be added to the task list
+
+```
+Got it. I've added this task:
+[D][ ] BT3103 Homework (by: Sep 05 2023 23:59)
+Now you have 3 tasks in the list.
+```
+
+### `Event` - Adds an event task into the tasklist
+
+
+Example of usage:
+
+`Event My birthday /from 2023/10/04 00:00 /to 2023/10/04 23:59`
+
+Expected outcome:
+
+a new event task called My birthday will be added to the task list
+
+```
+Got it. I've added this task:
+[E][ ] My birthday (from Oct 04 2023 00:00 to: Oct 04 2023 23:59)
+Now you have 4 tasks in the list.
+```
+
+### `Mark` - marks a task as done
+users can also mark all tasks at once
+
+Example of usage:
+
+`Mark 3`
+
+Expected outcome:
+
+The 3rd task in the list will be marked
+
+```
+Nice! I've marked this task as done:
+[D][X] BT3103 Homework (by: Sep 05 2023 23:59)
+```
+
+### `Unmark` - unmarks a task 
+users can also unmark all tasks at once
+
+Example of usage:
+
+`Unark 3`
 
 Expected outcome:
 
-Description of the outcome.
+The 3rd task in the list will be marked
 
 ```
-expected output
+Ok, I've marked this task as not done yet:
+[D][ ] BT3103 Homework (by: Sep 05 2023 23:59)
+```
+
+### `Delete` - deletes 1 or all tasks from the task list
+Users can delete either one or all task
+
+Example of usage:
+
+`Delete 3`
+
+Expected outcome:
+
+The 3rd task in the list will be deleted
+
+```
+Noted. I've removed this task:
+[D][ ] BT3103 Homework (by: Sep 05 2023 23:59)
+Now you have 3 tasks in the list.
+```
+
+### `Find` - Finds the task containing the keyword searched for
+
+Example of usage:
+
+`Find cs2103`
+
+Expected outcome:
+
+Tasks with the string "2103" will be shown to the users
+
+```
+Here are the matching tasks in your list:
+1.[T][ ] cs2103 project
+```
+
+### `Bye` - Saves the current task list and exits the GUI
+
+Example of usage:
+
+`bye`
+
+Expected outcome:
+
+Current task list will be saved and GUI will close in 1 second.
+
 ```
+Goodbye! Have a great day!
+```
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