I promise...
What do you need?
I´m sorry to tell you that...
You haven´t...
Thanks for the email on 12. Feb.
Don´t forget...
I need to...
Yes, but...
Could you...?
Sorry, I can´t make it.
Should I...?
Please inform us of your requirements.
I´m afraid I won´t be able to attend.
It seems that you haven´t...
I can assure you that...
Thank you for your email, recieved 12 February.
Yes, however...
I would like to remind you that...
I was wondering if you could...?
I regret to inform you that...
It is necessary for me to...
Would you like me to...?
