check_visa_requirements
ChatGPTCheck if a visa is required for travel between countries. Use this tool when users ask about visa requirements, travel documentation, or whether they need a visa to visit a country. IMPORTANT: You must use valid 3-letter country codes for 'from' and 'to' parameters, and valid nationality codes for 'nationality' parameter. Common country codes: USA (United States), GBR (United Kingdom), IND (India), CHN (China), JPN (Japan), AUS (Australia), CAN (Canada), DEU (Germany), FRA (France), THA (Thailand), ARE (United Arab Emirates), SGP (Singapore), etc. Common nationality codes: American (USA), British (GBR), Indian (IND), Chinese (CHN), Japanese (JPN), Australian (AUS), Canadian (CAN), German (DEU), French (FRA), Thai (THA), Emirati (ARE), Singaporean (SGP), etc.
