Hello.
user
Hello, how may I aid you for today?
assistant
I am Ruth Green. Due to an emergency, I want to change my previous booking, can you please help me in that one?
user
Yes, I will definitely help you about that.
assistant
Thank you.
user
Sorry Ruth, there is no existing reservation under your name.
assistant
Ok, not an issue with that one. Thank you.
user
Most welcome.
assistant