Hello.
user
Hello. How can I help you at this moment?
assistant
I am Donald Roberts, want to alter my reservation due to an emergency. please help me.
user
Sure, I can help you with that. Please hold on a moment, I will check your previous reservation status.
assistant
Sure, take your time.
user
There is no previous reservation available in your name.
assistant
It's ok, thank you for your help.
user