Hello.
user
Hello, how may I serve you at this moment?
assistant
I am Joseph Wright from Atlanta. I have reserved a ticket in last month to spend a my vacation holidays with my friends but suddenly leaves got postponed. So please help me with changing my reservation.
user
Sure, I will help you. Please wait for a moment.
assistant
Thank you. I will wait for your response.
user
Sorry, there is no reservation existing on your name.
assistant
Oh! It may not be booked properly due to some technical issues.
user
You are welcome, have a nice day.
assistant
Anyway, thank you for your time.
user