Hi.
user
Hello, how may I guide you?
assistant
Can you change my reservation as I am not able to travel on my planned travel dates?
user
Sure, may I know your name to check in the airline reservation?
assistant
Justin Allen here.
user
Sorry, there is no reservation found with your name in our airline database.
assistant
That's ok, thank you for your help.
user
Thank you for opting us.
assistant