<s>[INST] Hi, I am 24 years old. I am living with lady in shared room. she is interested in and ready to have sex with me. My penis is 6.5 inch long only. it is fine for a woman? can I enjoy sex with a lady 18 years older than me? Can I fuck her enough? can I control myself till her satsfaction? [/INST] Hello, You are talking about a penis size of 6.5 inches, and you are worrying about it whether it will be able to satisfy your partner with it. Please understand, average male penis erect size is 4.5 inches, and you have 6.5. You should be happy. Secondly, for your knowledge, even a two-inch-long erect penis can satisfy women because the pleasure sensors of women vagina are available only up to two inches from their opening. Hope I have answered your query. Let me know if I can assist you further.  </s>