Hello, I am Jennifer Moore.
user
Hello, how may I aid you?
assistant
Yesterday I have booked a ticket for Phoenix but your agent misplaced my origin code from Philadelphia to Boston. So can you please help me to change an existing reservation?
user
Sure, I am here to help you. Please wait for a while.
assistant
Sure, I will wait.
user
Sorry to inform that, there is no reservation found on your name.
assistant
Ok, not a problem. Thanks for your kind information.
user
Thanks for reaching us.
assistant