The phrase "an exact date for" is correct and usable in written English.
You can use it when you are asking for or specifying a precise date related to an event or deadline.
Example: "Can you provide me with an exact date for the project submission?"
Alternatives: "a specific date for" or "a precise date for".
"So I always try to use an exact date for each contingency".
Later, much later if necessary, it would settle on an exact date for the turning point.
It was the first time he had given an exact date for the elections, which he first announced in 2004.
I do not have an exact date for when that mega-Christmas will be, but rest assured — it is coming.
Radiocarbon dating provides a range, often spanning 200 years or more, rather than an exact date for a site.
The society, which also operates the Bronx Zoo, said it would soon announce an exact date for the reopening.
It is impossible to assign an exact date of origin for "auricular confession"—i.e., the confessing of faults by an individual penitent to a priest but it was most likely developed in the 6th century by Irish monks and introduced to the Continent later by Irish and Anglo-Saxon monks.
This shows that there was greater evidence of consultations being recorded in the GP records for participants who reported an exact date rather than for those who reported an estimated date.
The South Korean electronics giant failed to give an exact date or price for the headset, though it reiterated that on day one there will be software from Oculus ready to load onto Galaxy Note 4 devices (the only device currently compatible with Samsung's headset or Oculus's mobile SDK).
The agreement between patient questionnaires and GP records was moderate and whilst there was greater evidence of consultations being recorded in the GP records, for participants who reported an exact date rather than an estimated date, for many consultations the participants were unable to report an exact date, hence keeping both is probably necessary.
I'm sure many of you have been patiently awaiting some word on a launch date, and although I'm sorry to report that I don't have an exact date, pre-orders have begun for the glasses-free 3D smartphone over at RadioShack.
