Hi, I am Lisa Wright.
user
Hello, how can I help you?
assistant
My plan to visit my parents got postponed, could you help me in changing my existing reservation please.
user
Sure, please wait for a while.
assistant
Ok.
user
Sorry to say that we have not found any flights reservation on your given name.
assistant
Ok, no Issues. Thank you for your information.
user
Thanks for choosing us.
assistant