Hello.
user
Hello, how may I help you?
assistant
I want to change my reservation due to some health issues, can you help me with that?
user
Sure, I am happy to help you. May I know your good name?
assistant
I am Angela Collins.
user
Sorry, there is no active reservation on your name in our records.
assistant
No problem, thank you for checking.
user
Thank you for availing us.
assistant