A conversation about dating in Ireland is more useful when it focuses on communication than on claims about Irish women's facial features or temperament. People are not interchangeable examples of a national type.
Start with conversation
Ask about interests, plans or something specific in a profile. Humor can be welcome, but it is never a substitute for listening. Notice whether both people have room to steer the conversation.
Read signals carefully
Friendly talk does not automatically imply romantic interest. Likewise, a quiet moment may simply be a quiet moment. If you are unsure, ask respectfully rather than relying on a cultural theory.
Respect the person
Discuss a first meeting, expectations and boundaries plainly. The most useful insight comes from the other person's own words, not a list of supposed national personality traits.
Friendly or interested?
A long conversation at an event may be enjoyable without being romantic. If you would like to see the person again, offer a clear invitation: a public coffee meeting at an ordinary time, with room to decline. If they prefer to keep things friendly, accept that answer. The useful skill is distinguishing your own hope from the other person's stated choice. Humor and warmth can make a conversation pleasant, but neither should be treated as a commitment.
Try this in your own situation
After a lively exchange, ask whether the other person would like to continue the conversation or meet. Give a clear option and accept a no. That direct invitation distinguishes friendly social energy from a mutual wish to date without assigning either meaning to nationality.
The European online dating guide looks at service selection; your conversation still depends on the individual.
Also worth reading: Clarifying First-Date Plans with Someone from Czechia.