Here are some common love story routines for your reference:
Praise for her: My dear, you are the most beautiful existence in my life, every time I approach you in the sun, my mood will be lit up by your smile.
Express love: Honey, I feel extremely happy to be with you every day, you are the most important person in my life, my love belongs only to you.
Memories of the good times: My dear, every time I remember the good times we spent together, it warms my heart, and falling in love with you is the most beautiful thing in my life.
Write down your feelings: My dear, every day by your side, I feel that I am the happiest person, and your presence fills my life with color and meaning.
Emphasize preciousness: Honey, you are the most precious gift in my life, I will always cherish you and always guard by your side.
Express attachment: My dear, you are my reliance and support, no matter what happens, I am willing to face difficulties and share joy with you.
Hopefully, the above love story routines can help you and remind you to express your feelings sincerely and gently during the communication process. If you need more help, please feel free to let me know.