The part of the sentence "on two different dates" is correct and usable in written English.
You can use it when referring to two distinct dates or events that occur at different times. Example: I have been asked to attend two separate meetings on two different dates this month.
I found out it supposedly happened on two different dates that were widely separated by several years.
Historic Hudson will present Fourth of July activities tomorrow from 10 a.m. to 5 p.m. at two of its sites, focusing on two different dates in early America.
I was reminded of an occasion when the agency's notoriously inept cover office issued me a set of fake documents that mistakenly suggested I had been born on two different dates in two different years.
These measurements were reproduced, with the same samples and using the same LIBS instrument, on two different dates (seven and eight months after the calibration measurements): during this period, instrumental variations occurred and the robustness of sample classification was assessed by the prediction error rate.
Radar images taken on two different dates were used to complete the results.
Data were extracted for patients with a diagnosis for rheumatoid arthritis (RA) recorded at least twice on two different dates.
Its founder, David Vermeulen, explains how it came about: "I was single and on two different dating sites.
The video was released on May 24 , 1988 and contained video compilation of two different dates from the tour, Turin and from Florence, as well as clips from her concert in Tokyo, Japan.
Artificial substrates were removed on three different dates.
The advance refunding affects the remaining $454 million, which was set to mature on four different dates between 2019 and 2038.
To assess the acquisition date effect, we compared the performance of NDVI data acquired on four different dates (February 4th, June 24th, August 19th and October 18th, 2009) by the same sensor (SPOT-5).
