Hello.
user
Hello. How may I help you?
assistant
I want to change my existing reservation due to sudden rainfall at my source. Can you please help me with this?
user
Sure, I will help you. May I know your name?
assistant
Myself William Williams.
user
Thank you. Please stay online for a while.
assistant
Sure, I will be waiting.
user
Sorry, there is no reservation found under your name in our database.
assistant
That's ok, thank you for the information.
user
You are most welcome.
assistant