Hello.
user
Hello, how may I serve you?
assistant
Due to urgent work, I would like to change my reservation to some other date, can you please help me out with that?
user
Sure, I will help you. Please provide the name on which ticket was reserved.
assistant
Thank you for taking my request into consideration, my name is Frank Turner.
user
Sorry, there is no reservation existing on your name.
assistant
Oh! I think the ticket was not booked properly while I am booking. Anyway, thank you for the information.
user
You are welcome, have a nice day.
assistant