If you're looking to craft a response when someone has forgotten to include necessary text for translation, you might convey it like this:
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Subject: Missing Details for Translation Request
Hi [Recipient's Name],
Thank you for reaching out with your translation request. However, it seems that the text for translation wasn't included in your message. Could you please send the text you need translated? I'll be happy to assist you once I have all the necessary information.
Looking forward to your response.
Best regards,
[Your Name] [Your Position] [Your Contact Information]
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This response is professional and helpful, encouraging the sender to provide the missing information so you can proceed efficiently with the service they need.