Algorithm 1: The procedure of the proposed system.
1.	Data preprocessing (image caption)
2.	Image caption model initialization
3.	for all training epochs
4.	for all image caption training samples
5.	Training process
6.	end for
7.	end for
8.	Data preprocessing (chatbot)
9.	Chatbot model initialization
10.	for all training epochs
11.	for all chatbot training samples
12.	Training process
13.	end for
14.	end for