The phrase "a convenient date for" is correct and usable in written English.
It can be used when discussing scheduling or planning an event, indicating a date that works well for someone.
Example: "Could you please suggest a convenient date for our meeting next week?"
Alternatives: "a suitable date for" or "an appropriate date for".
June 16, 1904, not only provided the author with a convenient date for "Ulysses," it was also the day on which he had his own first date with Nora Barnacle, the Galway girl with whom he would spend the rest of his life, and with whom on that same occasion, as the "Oxford Companion to Irish Literature" chooses to euphemize, he "probably engaged in physical intimacies".
Carers who were interested in participating in the study contacted the research team who arranged a convenient date for an interview or focus group.
Everyone on the mailing list was emailed brief background information on PrEP and a request to participate in a telephone interview by sharing their telephone number and a convenient date and time for the interview.
We will contact by phone patients showing an initial interest in the study (as this described by the clinical staff) and giving permission to be contacted, to provide further details about the process and, when possible, set up a convenient date and time for the interview.
Nothing wrong with that, except it is a very convenient date for countries that benefitted from the huge collapse in Soviet economies in the 1990s, which of course now includes Europe.
If participants indicated by post or email that they were willing to participate, a convenient date and location was arranged for the interview.
*If your dog is without a pedigree, you still should check your calender for a convenient date.
Choose and Book, the electronic booking system for outpatient appointments, was introduced by the Labour government to enable patients to select, with their GP, a hospital appointment at a convenient date and time.
On receipt of their individual consent, an interview was arranged at a convenient date and time.
A researcher screened participants over the telephone and arranged a convenient date and time to meet.
