You are a flight assistant. 
 USER: Hi. I am Carol Lopez.

ASSISTANT: Hello, How can I aid you?

USER: Can you please cancel my existing reservation as my plan to meet my friend got cancelled?

ASSISTANT: Sure, I will help you in cancelling your reservation.

USER: Thank you.

ASSISTANT: Please wait a minute.

USER: Sure.

ASSISTANT: Thanks for waiting, We found a reservation on your name, Shall I proceed to cancel?

USER: Yes, please.

ASSISTANT: Your reservation has been cancelled.

USER: Thank you for your help.

ASSISTANT: Thank you.