Hello.
user
Hello, how may I help you today?
assistant
I want to change my existing reservation due to heavy rainfall, can you please help me with that?
user
Sure, I am here to help you to change it. May I know your name please?
assistant
My name is Melissa Brown.
user
Ok, please wait for a while.
assistant
Sure.
user
Sorry to tell you that, there was no reservation found on your name to change it.
assistant
Not an issue, thank you.
user
Thank you for reaching us.
assistant