Hi,
BASED on the information it seems like problem is in 2 different folds lets discuss it one by one and i will try my level best to make it as simple as possible so bear with me here,
*(A)
VAGINAL dryness - It's an issue mostly seen in the women who has less amount of hormone
ESTROGEN -(female sex chemical) which is released by ovary, now its common in old age when the women normally stops period after 55 years of age but its a major issue for women at your age that 27 and newly married.
CAUSES- for low estrogen are multiple and need to be checked using various
blood test along with other diagnostic tests like
ULTRASOUND of ovary /and may even need MRI-BRAIN- incase of issues with in glands in brain to pin point the cause.
ADVICE:
1) CONSULT OB/GYN - to get the system checked as chances are their you may face issues with
pregnancy in future so please get through check,
2) Meanwhile you can solve the issue initially by using any lubricant / baby body oil will work to.
*(B) VAGINA TO HARD/TIGHT TO PENETRATE- The condition is know as "VAGINISMUS" in which the muscle of the vaginal wall do not relax as it needs to allow entry for penis.
CAUSES: psychological mainly, generalized anxiety,
vulvar vestibulitis syndrome (mild
vaginal infection), prior forced sexual attempt , fear of sex.
TREATMENT:-
1) Slow relaxation and taking some time to adopt the situation (try it first if not working the 2nd step )
2) HAGER'S dilator - its a procedure where a steel instrument with progressive be larger diameter is used to slowly open and relax the vaginal wall (done by OB/GYN)
ADVICE : CONSULT LOCAL OB/GYN and let her know the problems and he/she will help you in above mention procedure.
Hope it helps.