Well we know because we regularly track the details of the trains. LTT AC Express has normal waiting which turns upto opening of CA in each run.
Maybe you have never seen my posts i regularly update post concern related to vacant seats in premium trains. Its amazing to see you are using iri since 2013 and you are not clear on facts.
Again get your facts correct sirji LTT AC Express has "NO" dynamic pricing. maybe you are not correct in your facts.