Hi.
user
Hello, how can I help you today?
assistant
I would like to change my flight reservation as I am unwell, can you please help me out?
user
Sure, may I know your name?
assistant
My name is Mark Anderson.
user
Please wait a moment.
assistant
Sure.
user
Sorry to say, no reservation found with your name.
assistant
Not an issue. Anyway, thank you for checking.
user
Thanks for reaching us.
assistant