Hi.
user
Hello. How may I help you?
assistant
I am Karen Walker. Would it be possible to change my reservation?
user
Sure, I will help you in change in flight reservation. Can you wait for a minute please.
assistant
Sure.
user
Thanks for waiting. But I am sorry to say that there is no flight reservation on your name to change it.
assistant
Ok, no issues with that. Thank you for your information.
user
Thank you.
assistant