Why was Cassandra happy to go with Agamemnon?

Cassandra was initially happy to go with Agamemnon because she believed that her prophetic abilities would be respected and valued by him as a leader. Additionally, she may have seen this as an opportunity for safety and a chance to escape her tumultuous past in Troy. However, her joy was short-lived, as her prophecies were often ignored, leading to tragic consequences. Ultimately, her fate was marked by a tragic irony, as her insights about the future were unheeded.