I am romantic too and its hard to find a good partner that can understand me well. I've tried to use dating services and I guess it is a good option for you to check it out too. I have only good experience with that. These services helped me to find a lot of new people and some good relations. So give it a try and you will see.
Such cases are indeed not uncommon. However, you can always find either advice or rules for communicating with a girl. My friend was also afraid to go on a date with a girl. He was recommended to read at https://faze.ca/signs-girl-having-a-crush/, an article on how to understand that you are interested in a girl. He says it helped him.
Any sleep tips for partners of people with PTSD?
Sleep is a challenge for many persons with post-traumatic stress disorder (PTSD) to achieve or maintain. People who have PTSD may experience difficulty falling asleep, difficulty staying asleep, restless evenings, and nightmares. There are numerous ways for people with PTSD to enhance their sleep, but it's crucial to discuss your options with a medical professional or therapist to determine what will be most effective for you. Read more here