#set the fig size
plt.figure(figsize=(8, 5))

#create the line chart
plt.plot(revenue['Order Date'],
         revenue['Sales'])

#add labels and a title
plt.xlabel('Moth')
plt.ylabel('Total Sales')
plt.title('Monthly Sales')

#rotate x-axis labels by 45 degrees for better visibility
plt.xticks(rotation = 90)

#display the chart
plt.show()