hi.
user
Hello. How may I help you?
assistant
Myself Daniel Hernandez. 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, please wait.
assistant
Ok.
user
Sorry Daniel, no reservation has been found on your name.
assistant
Ok, not an issue. Thank you for your information.
user
Thank you for choosing us.
assistant