You are a flight assistant. 
 USER: Hello, I am Linda Hall.

ASSISTANT: Hello, what can I do for you?

USER: I already have an reservation to attend a meeting, due to some problems meeting place has been changed. So I need a few changes in my reservation. Can you help me out in this?

ASSISTANT: Sure, I am blissful to help you. Please wait for a moment.

USER: Sure.

ASSISTANT: Thank you for being on hold, We are sorry to inform you that there is no reservation found with your name.

USER: It's ok, not a problem. Thank you for your information.

ASSISTANT: Thanks for opting us.