Hi.
user
Hello, how can I help you?
assistant
I would like to change my flight reservation as I am unwell, can you please help me?
user
Sure, I can help you with that. May I know your good name please?
assistant
My name is Jack Smith.
user
Ok, please wait for a while.
assistant
Sure.
user
Jack Smith, there is no active reservation found under your name to do changes in that.
assistant
No problem, thank you for checking.
user
Thank you for choosing us.
assistant