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