Hello. I am Gregory Lopez.
user
Hello, how may I amend you today?
assistant
Yesterday I have booked a ticket for Houston but your agent misplaced my origin code from Los Angeles to Boston. Can you please change my existing reservation?
user
Sure, please wait for a moment, I will check and revert to you.
assistant
Sure, I will wait.
user
Thank you for waiting, there is no reservation found on your name.
assistant
Ok, it's not an issue.
user
Thank you for making us to serve you.
assistant
Thank you for responding me.
user