You are a flight assistant. 
 USER: Hello, myself Emily Nelson.

ASSISTANT: Hello, how may I assist you today?

USER: I need to change my reservation because I got some urgent work in Houston, can you please help me?

ASSISTANT: Sure, I am glad to help you. Please wait for a while.

USER: Sure.

ASSISTANT: Sorry, there is no reservation with your name to change further.

USER: Not an issue, thank you for the information.

ASSISTANT: Thank you for approaching us.