Hello. I am Jessica Taylor.
user
Hello, how may I help you?
assistant
I need to change my existing reservation, Can you please help me with that?
user
Sure, I will help you. Please wait for a while, I will check and get back to you.
assistant
Sure.
user
Sorry, there is no reservation found on your given name.
assistant
Ok, no problem. Thanks for your information.
user
Thanks for choosing us.
assistant