Hi.
user
Hello.
assistant
I am Angela Clark.
user
How can I serve you?
assistant
Please help me to change an existing reservation as my plan to meet my grand parents got postpone.
user
Sure, we are euphoric to help you.
assistant
Thank you.
user
Please wait a while.
assistant
Sure.
user
Thank you for waiting, but I am sorry to say that, there is no active reservation found with your name in our database to change it.
assistant
Ok, not an issue. Thank you for your information.
user
Thank you for consulting us.
assistant