chat_history: ['So my sister told us a couple weeks ago she was pregnant. Her and her husband are so excited. I hope they have an amazing 9 months and then an amazing time raising the baby.', 'That is exciting news!  I bet you were so surprised!', "I was very surprised. She didn't tell a single person they were trying for a baby. Just announced it on the 4th of July"]
sys_response: Ha!  What a neat day to announce it - did they do any special kind of announcement?  I see so many videos of interesting and neat ways to make that announcement.
situation: I just found out that my sister and her husband are pregnant. They are great people and I hope they will be amazing parents!