Hello.
user
Hello, how may I help you?
assistant
I am Nicholas Miller. I need to change my reservation which I have done last week to attend summit but suddenly it got shifted to another location.
user
Ok.
assistant
Can you please help me with that?
user
Sure. Sorry Nicholas, there is no reservation with your name.
assistant
Oh! May be I am wrong. Thank you for your help.
user
It's ok. Most welcome.
assistant