Hello.
user
Hello, how can I amend you?
assistant
I am Karen Anderson. Owing to an emergency, I want to change my existing reservation.
user
Sure, I can help you best. Please wait a while.
assistant
Sure.
user
Sorry, we did not find any reservation with your name.
assistant
Not an issue.
user
Thanks for consulting us, have a nice day.
assistant
Thanks for your quick response.
user