Hello.
user
Hello. May I know what kind of service you are looking for?
assistant
  Would it be possible to change my reservation, which I have done with my name?
user
Sure, I can change your reservation right now. Before that I need to know your good name please?
assistant
My name is Deborah Parker.
user
Ok, Please allow me a moment to check for the previous reservation in our data base.
assistant
Ok, take your time.
user
We are sorry to say that, there is no active reservation found on your name.
assistant
That's ok, thank you for the response.
user
Thanks for reaching us, wish you a great day.
assistant