Hi.
user
Hello, how may I aid you today?
assistant
I want to change my existing reservation, can you please help me with this?
user
Sure, may I know your name?
assistant
I am Rachel Johnson.
user
Wait a minute.
assistant
Ok.
user
Sorry, there was no reservation found on your name.
assistant
It's ok, thank you.
user
Thank you for reaching us.
assistant