The narrator got convinced she had come to the right address when she saw the woman wearing her mother's cardigan. Besides, she had meticulously kept the address given to her by her mother. She had looked at the address so many times she had memorised it. As she went inside the house, she recognised all her belongings such as the cutlery, crockery, table cloth, and the Hanukkah candle-stand.

Introduction:
The narrator in the story feels that she is at the right address and meeting the right woman based on several observations and interactions.

First Impressions:
When the narrator arrives at the address provided to her, she immediately notices the neat and tidy surroundings. The exterior of the house is well-maintained, with a beautiful garden and a clean porch. This attention to detail gives the narrator a positive first impression and suggests that the woman she is about to meet values order and cleanliness.

Welcoming Atmosphere:
As the narrator enters the house, she is greeted by a warm and inviting atmosphere. The woman she is meeting welcomes her with a smile and offers her a seat. The interior of the house is tastefully decorated, creating a cozy and comfortable environment. The narrator feels a sense of ease and comfort, which indicates that she is in the presence of someone hospitable and friendly.

Engaging Conversation:
During their conversation, the woman displays a great deal of knowledge and wisdom. She speaks eloquently and confidently, sharing insightful thoughts and experiences. The narrator is captivated by the woman's words and finds herself drawn into the conversation. This indicates that the woman possesses intelligence and expertise, making the narrator believe that she is indeed in the right place.

Shared Interests and Values:
As the conversation progresses, the narrator discovers that she and the woman share similar interests and values. They discuss topics that are important to both of them, such as literature, art, and social issues. The woman's views align with the narrator's own beliefs, creating a sense of connection and understanding. This shared ground reinforces the narrator's belief that she has met the right woman who shares her passions and perspectives.

Intuition and Gut Feeling:
Beyond the observable factors, the narrator also relies on her intuition and gut feeling. She senses a genuine sincerity and authenticity in the woman's words and actions. There is a certain aura of trustworthiness and empathy that the woman exudes, which resonates with the narrator. This intuitive feeling further strengthens the narrator's conviction that she is indeed at the right address and meeting the right woman.

Conclusion:
Through the neat surroundings, welcoming atmosphere, engaging conversation, shared interests, and intuition, the narrator feels that she is at the right address and meeting the right woman. The combination of these factors creates a strong sense of connection and alignment, leading the narrator to believe that she has found the person she was meant to meet.