email the guest about the invoice for gas he can reach out to his host via the app messaging or he can as well reply to this email

Subject: Invoice for Gas Charges Dear [Guest's Name], I hope this message finds you well. I wanted to inform you that the invoice for the gas charges is ready. If you have any questions or need further assistance, please feel free to reach out to your host via the app messaging feature. Alternatively, you can also reply to this email, and I’ll be happy to assist you. Thank you for your attention, and we hope you have a great day! Best regards, [Your Name] [Your Contact Information] [Your Position/Company Name]