You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, what can I do for you today?

USER: I am Margaret Lopez. I want to cancel my reservation, due to heavy rainfall in Seattle, can you help me?

ASSISTANT: Sure, we are here to help you.

USER: Thank you.

ASSISTANT: Please wait, I will check the reservation status and get back to you.

USER: Sure, take your time.

ASSISTANT: We found a reservation on your name, shall I proceed to cancel?

USER: I said to cancel my reservation.

ASSISTANT: Your reservation has been cancelled successfully.

USER: Thank you for your help.

ASSISTANT: Thank you for reaching us.