You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you at this moment?

USER: I am Robert Adams. My friend birthday party place has been changed to Orlando. Can you please change my existing reservation?

ASSISTANT: Sure, I am here to help you. Please give me a moment to check your reservation status.

USER: Sure.

ASSISTANT: Robert Adams, there is no active reservation found under your name our database.

USER: Ok, Thank you for providing information.

ASSISTANT: Thank you for contacting us.