Yes, you can search through existing contacts in the contacts page.
When adding parties in chat
The system provides:
Search functionality
Auto-complete suggestions
Import options
Duplicate detection to prevent adding the same person multiple times
Using @ mentions in chat
You can mention parties from your global contacts list and add them to the transaction using the @ symbol in the chat.
Simply type @ followed by the contact's name, and Ava will suggest matching contacts from your saved contacts.