Hello.
user
Hello. How can I assist you?
assistant
I am Donna Lewis. Suddenly I got a call from my manager to attend a meeting on same departure date, so I need to change my existing reservation. Can you please help me?
user
Ok, please wait a moment.
assistant
Sure, I will wait for your response.
user
Sorry, there is no flight ticket been reserved on your name.
assistant
That's ok, thank you for your information.
user
Thank you for choosing our agency.
assistant