Hi there,
I would reply with the below.
"Hi <name>, thank you for bringing this issue to our attention. At <shelter name>, we do our best to ensure every dog who leaves our facility is an ideal fit for their family. We would like to know more about your experience so we can improve our services in the future. Please contact our <job title> at <phone number>."
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Tiffany Ditto
Director of Marketing and Communications
Texas Coalition for Animal Protection
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