Hello.
user
Hello.
assistant
I am Carol Lopez.
user
How may I assist you?
assistant
I am planning to change an existing reservation, due to health issue. Can you please change my reservation?
user
Yes, please I will help you with change of flight ticket booking.
assistant
Thank you. Sure, I will wait for your reply.
user
Thanks for waiting. But I am sorry to say that there is no flight reservation on your name to change it.
assistant
That's fine, thank you for your service.
user
Thank you.
assistant