You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you?

USER: I am willing to change my reservation as I have done my reservation last week with wrong airport codes. Can you help me with that?

ASSISTANT: Sure, can I know your name please?

USER: Sure, my name is Stephanie Phillips.

ASSISTANT: Sorry, there is no reservation found on your name.

USER: Oh! It might not booked properly at the time of booking due to some technical issue with my server. Anyways thank you for the information.

ASSISTANT: Thank you for approaching us.