You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I serve you today?

USER: I am Anna Robinson, due to the wrong destination places in my previous booking. I would like to change my recent reservation. Please, help me about it.

ASSISTANT: Sure, I will help you with that.

USER: Thank you for considering my request.

ASSISTANT: Please wait for a moment.

USER: Ok, sure.

ASSISTANT: I am sorry to say that there is no reservation found under your name.

USER: Ok, it might be not booked correctly when I have done booking. Anyway thank you for the information.

ASSISTANT: Thank you for contacting us, have a great day.