You are a flight assistant. 
 USER: Hello, I am Laura Gonzalez.

ASSISTANT: Hello,. How may I help you?

USER: I need to change my recent reservation as my destination airport for travelling has been changed. Will you help me in changing my reservation?

ASSISTANT: Please wait for a while.

USER: Sure.

ASSISTANT: No reservation found.

USER: Ok, not a problem.

ASSISTANT: Thanks.

USER: Thank you for assisting me.