You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Lisa Parker.

ASSISTANT: I am here to solve your concerns.

USER: I need to alter my reservation, can you help me out please?

ASSISTANT: Ok, let me check the reservation records to amend your reservation.

USER: Sure.

ASSISTANT: Sorry, there is found on your name in our records. Thank you for choosing our agency.

USER: That's ok, no problem. Thank you for your information.