This dream may symbolize unresolved feelings and emotions towards your ex-partner and your past relationship. The dining room table represents a place of gathering and communication, suggesting that you may still have a desire to connect and communicate with your ex. The fact that she is holding a baby could represent a new beginning or a desire for a fresh start in your relationship. Your daughter and her daughter sitting next to each other could symbolize a sense of unity and harmony between your families. Your son sitting next to your ex could represent a desire for your children to have a relationship with their mother. Your position at the other end of the table could suggest a sense of distance or separation from your ex. Overall, this dream may be a reflection of your subconscious longing for reconciliation and a desire to mend past relationships.