Hi. I am Matthew Walker.
user
Hello, How can I assist you?
assistant
I would like to change my existing reservation, my sport event has been preponed. Could you please help me?
user
Sure, I will help you with that. Please wait a while.
assistant
Sure.
user
Thank you for waiting. I have checked in reservation list to change your ticket, but could not find any reservation with your name.
assistant
Ok, not an issue. Thank you for your information.
user
Thank you for choosing us.
assistant