Hi.
user
Hello, how can I guide you for today?
assistant
I want to change my flight reservation as my trip got postponed. Can you please do that for me?
user
Can you please provide your name?
assistant
Sure, my name is Sarah Nelson.
user
Please give me a minute, I will check the status of your existing reservation.
assistant
Sure.
user
Sorry, there is no reservation found under your name in our database.
assistant
No problem, thank you for checking.
user
Thank you for contacting us, have a nice day.
assistant