Priti, an undergraduate student, had left her house two days back without informing anyone and came here yesterday, Investigating Officer of the case Satpal Singh said.
She checked in a hotel in Sadar area and allegedly consumed poison, he added.
However, she later informed a hotel staffer of the step and was rushed to SMS Government Hospital where she died during treatment, Singh said.
A suicide note was recovered from her hotel room which stated that she was taking the extreme step on her own wish, he said.