Hello
Hello, how can I help?
I would like to RSVP to a party.
May I have your name, please?
Ben.
At what venue is the party taking place?
North Heights Venue
Could you provide me with the name of the host, please?
John
When are you planning to arrive at the party?
at 11 am and will be bringing six guests 
Do you require parking at the venue?
No, I don't need parking.
Thank you for your RSVP.  See you there.
One more thing. I only eat Kosher food.
Ok I have made that note.  Thank you for your RSVP.  See you there.
Thank you very much!
Is there anything else that I can do for you?
That would be it. Goodbye.
Thank you and goodbye.