Hello.
user
Hello. What kind of help you need from our agency?
assistant
I have planned for the trip, but I am unable to catch the flight, so I want to change my travel dates, could you please help me in alter my reservation?
user
Sure, can I know your name please?
assistant
My previous reservation is with name Betty King.
user
Sorry Betty, there is no reservation found on your name.
assistant
It's ok, thank you for the information.
user
You are welcome.
assistant