Hi.
user
Hello, how may I assist you today?
assistant
I am Carol Roberts, want to alter my reservation dates. Can you help me?
user
Sure, we are here to help you.
assistant
Thank you.
user
Please wait a moment. Thank you for your valuable time, sorry, no reservation found on your name.
assistant
It's ok, thank you for searching.
user
Thank you for availing us.
assistant