gpt-4o-mini and add hotel info into events

[0.8.5]

Added

• Hotel information

Changed

• Upgrade LLM to GPT 4o mini

What's Changed

• Minor readme corrections. by @EJOOSTEROP in #5
• Feat_hotel-info by @EJOOSTEROP in #6

Full Changelog: v0.8.4...v0.8.5