Hello. I am John Campbell.
user
Hello, how can I help you today?
assistant
As the invitation which I got to attend for talk festivity has been postponed, I want you to change my reservation.
user
Ok.
assistant
Can you please help me?
user
Sure, I am here to help you.
assistant
Thank you.
user
Please wait for a while, I will check your reservation.
assistant
Sure.
user
Thank you for being patience, there is no previous reservation found on your name.
assistant
It's ok, Thank you.
user
Thank you for approaching us.
assistant