Hi.
user
Hello, how can I help you?
assistant
I want to change my flight reservation as I am unwell, please do that for me.
user
Sure, may I know your name please?
assistant
My name is Brandon Evans.
user
Ok, please wait for a moment.
assistant
Sure.
user
Sorry to say that, there was no reservation found with your given name.
assistant
Sad to hear that. Anyway, thank you for checking.
user
Thank you for opting us.
assistant