Hello.
user
Hello, how may I assist you today?
assistant
I would like to change my flight reservation as my trip got postponed, can you please help me?
user
Sure, may I know your name for the changiing process?
assistant
My name is Samuel Jackson.
user
Sorry as per your concern I can not amend your reservation, as your reservation is not found as per our records.
assistant
No issue, any way thank you for your time.
user
Welcome, thank you for reaching us.
assistant