Hello.
user
Hello, how may I assist you for today?
assistant
Due to an emergency I want to change my reservation, can you help me.
user
Yes, I am here to help you. Can you please help me with your name?
assistant
Thank you and my name is Robert Campbell.
user
Sorry Robert, there is no active reservation under your name.
assistant
Ok, that's fine, thank you for your help in searching.
user
Most welcome.
assistant