It can be difficult to know whether or not a lady is in love with you after just one date, as feelings of love typically require time and deeper connections to develop. However, there are some signs that can indicate whether or not she may be interested in you on the first date. Here are some things to look out for:

1. She is actively engaged in the conversation: If a lady is interested in you, she will likely be engaged and interested in what you have to say. She may ask you questions about yourself, your interests, and your life, and actively listen to your responses.

2. She touches you: Touch is an important aspect of communication, and if a lady is interested in you, she may touch your arm, hand, or shoulder during the conversation. This is a sign of intimacy and can indicate that she is comfortable and attracted to you.

3. She maintains eye contact: Eye contact is another important aspect of communication, and if a lady is interested in you, she will likely maintain eye contact throughout the conversation. This can be a sign of attraction and connection.

4. She laughs at your jokes: If a lady is interested in you, she may laugh at your jokes, even if they are not particularly funny. This is a sign that she is trying to connect with you and create a positive atmosphere.

5. She seems nervous: If a lady is interested in you, she may seem nervous or shy during the conversation. This can be a sign that she is attracted to you and is trying to make a good impression.

6. She initiates physical contact: If a lady is interested in you, she may initiate physical contact, such as touching your arm or leg, during the conversation. This can be a sign of attraction and intimacy.

7. She talks about future plans: If a lady is interested in you, she may talk about future plans, such as wanting to see a movie or visit a restaurant with you. This is a sign that she is interested in spending more time with you and building a deeper connection.

It is important to remember that these signs are not definitive and should not be taken as a guarantee of her feelings. It is always important to communicate openly and honestly with your date, and to respect their boundaries and feelings. If you are unsure about her feelings, it is okay to ask her directly how she feels and what she is looking for in a relationship.