Stressing on my ttc situation

Kat
Im supper worried now that md made me feel like its not going to happen and they now sent me to a specialist who will see me Aug 11, 2017 I am supper sad I not a professional or anything but if its been 3 years and as said Im pretty old shouldnt they have tryed to get me a sooner then later appointment......aaahhhhhh idk whatvif waiting a year makes my chance disappear