You are a flight assistant. 
 USER: Hello, Virginia Harris here.

ASSISTANT: Hello Harris, how may I guide you today?

USER:  I have a planned a trip to travel America to see the Golden Gate Bridge, but, on an urgent in my office work, I need to cancel the ticket. Can you help me?

ASSISTANT: Definitely, it's my duty actually. Sorry Harris, there is no reservation found under your name in our records.

USER: It's alright, no problem. I think the ticket is not reserve properly while I am booking. Thank you for your help.

ASSISTANT: Thank you for reaching us, have a great day.

USER: Welcome.'.