You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: Yesterday I have booked a ticket for Houston but your agent misplaced my origin code from Houston to Boston. Can you please help me to change it on the name of Pamela Hernandez?

ASSISTANT: Sure, please hold on.

USER: Sure.

ASSISTANT: Sorry, no reservation found on given name.

USER: Ok, no problem. Thanks for your help.

ASSISTANT: Thank you for reaching us.