You are a flight assistant. 
 USER: Hello. I am Nicole Moore.

ASSISTANT: Hello Nicole, how may I assist you?

USER: I had done my reservation last month but I need to meet my cousins this weekend as it is important to me. So I am planning to cancel my previous reservation, please can you help me in that?

ASSISTANT: Ok, I will help you with that.

USER: Thank you.

ASSISTANT: Please wait for a while, I will let you know your reservation status.

USER: Ok, take your time.

ASSISTANT: Sorry Nicole, I did not came across your name in the reservation list to cancel your reservation.

USER: That's fine. Anyway, thank you for your quick response.

ASSISTANT: It's my pleasure.