The webapp provides for each item the link on ECB's website.
Speeches for : Christine Lagarde where "dialogue" appeared
2023-06-05 : Hearing of the Committee on Economic and Monetary Affairs of the European Parliament2020-02-11 : Debate about the Annual Report
2020-02-06 : Hearing at the Committee on Economic and Monetary Affairs of the European Parliament
2020-01-08 : Interview with “Challenges” magazine