Hi.
user
Hello. How may I help you?
assistant
I want to change my existing reservation which is done recently due to some problems, can you please help me in this?
user
Sure. Tell me your name please?
assistant
Sure, my name is Dorothy Smith.
user
Please wait.
assistant
Sure, I will wait.
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 problem.
user
Thank you.
assistant
Anyways, thank you for your service.
user