It is super easy if you want to try it out in Google Colab. Just run the cells and talk to the bot.
This virtual assistant can hear, think and respond to you. You can ask general queries (in English) about various flights. The virtual assistant will respond appropriately using its knowledge (the database). It also generates very basic face emoji-based animation with a voice as an output. The system architecture is made of speech recognition (speech to text), closed domain chatbot, speech generation (text to speech), and video rendering.
Everything is made without using any APIs, but thanks to some of the great open-source libraries (NVIDIA Flowtron, Joint BERT, SpeechRecognition) that we co...