Hello.
user
Hello, how can I serve you today?
assistant
Due to an emergency, I want to change my existing reservation. Can you help me?
user
Sure, I will help you. May I Know your name, please?
assistant
I am Patricia Green.
user
Ok, give me a minute.
assistant
Sure.
user
Sorry, there is no reservation found to change on your name.
assistant
No problem, Thank you.
user
Thank you.
assistant