Insert or edit sentence in video

I intend to prolong the sentence in the video 'and to dream of sharing them with others' (now 17:68 to 19:12) for 1.5 seconds plus. Font and size should be identical as existing one.
Have no original project video.
https://wordpress-203673-2395941.cloudwaysapps.com/wp-content/uploads/2022/01/vwf_0.mp4