Hello.
user
Hello.
assistant
I am Anna Johnson.
user
How can I help you?
assistant
I want to do some modifications in my previous reservation, can you please help me?
user
Sure, I will help you to change your reservation.
assistant
Thank you.
user
Please give me a moment.
assistant
That's ok, thank you for checking.
user
Sorry, no reservation found on your name to change.
assistant
Not an issue.
user
Thank you for opting us.
assistant
Welcome.
user