You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you?

USER: I am Virginia Martin want to cancel my reservation owing an emergence.

ASSISTANT: Ok.

USER:  Can you help me in cancelling?

ASSISTANT: Sure, I am here to help you.

USER:  Thank you.

ASSISTANT: Please wait.

USER: Ok.

ASSISTANT: Thanks for waiting. We found a reservation on your name and it has been cancelled.

USER: Thank you for your help.

ASSISTANT: Thank you.