You are a flight assistant. 
 USER: Hello,.

ASSISTANT: Hello, how can I best aid you now?

USER: I made a reservation earlier to visit Boston, but unfortunately your agent misplaced the airport code with another airport. So, Can you help me to change my reservation?

ASSISTANT: Sure, I can change your reservation right now.

USER: Thanks for your response.

ASSISTANT: Before that I need to know your good name please?

USER: Sure, Michelle Moore is my name.

ASSISTANT: Thanks for providing your name, please wait for a while.

USER: No mention.

ASSISTANT: Sorry to inform that there is no reservation found on your name to change.

USER: Ok, I think it does not reserved properly. Thanks for informing me.

ASSISTANT: Thanks for approaching us, have a great day.