Hello.
user
Hello, how may I help you?
assistant
I want to do some changes in my existing reservation because I did not get the concert tickets, so planning to travel on another date, can you please help me?
user
Sure, I will definitely help you.
assistant
Please, check the details on Jeffrey Scott.
user
May I know your good name? Sorry to inform you that I did not found any reservation on your name in our database.
assistant
That's ok. Thank you for helping.
user
Thank you for contacting us.
assistant