Hello.
user
Hello, how can I guide you for today?
assistant
Due to some problems I am unable to travel the trip and it is postpones, so could you please change my flight ticket booking?
user
May I know your name?
assistant
Thank you and I am Dennis Allen, check with this name.
user
Please give me a minute, I will check the status of your existing reservation.
assistant
Sure, take your time.
user
Sorry, there is no reservation found under your name in our database.
assistant
Not a problem with that one, thank you for your kind service.
user
Thank you for contacting us, have a nice day.
assistant
Welcome.
user