Hello.
user
Hello, how may I help you?
assistant
Myself Eric Evans. I want to make some changes in my existing reservation because I did not get the concert tickets, so I am planning to travel on another date. Can you help me?
user
Sure, I will help you.
assistant
Thank you.
user
Sorry Eric, no reservation found with your name.
assistant
Oh, it's ok, no problem. Thank you for your information.
user
Thank you for approaching us.
assistant