Hello. I am Elizabeth Martin.
user
Hello, how may I help you today?
assistant
I want to change my reservation, can you aid me to modify my reservation?
user
Sure, please wait for a moment, I will check and get back to you.
assistant
Sure.
user
Sorry to say that, no reservation found with your name to change.
assistant
Ok, thank you for informing me.
user
Thank you for opting us.
assistant