Hello.
Hello, how may I help you today?
Can you please change my existing reservation which I have done earlier?
Sure, we are here to help you.
Thank you.
May I know your good name please?
Sure, my name is Eric Lewis.
Please wait for a while.
Sure.
Sorry to inform you that there is no active reservation found on your given name.
No problem, thanks for checking it.
Thanks for contacting us.