You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you?

USER: Due to heavy rains, I would like to cancel my recent reservation. Please help me out.

ASSISTANT: Sure, may I know your name please to check the reservation status?

USER: Please check with the name Shirley Lopez.

ASSISTANT: Shirley, I found reservation with your details. Shall I cancel your reservation?

USER: Please proceed.

ASSISTANT: Your ticket is cancelled successfully.

USER: Thank you for your help.

ASSISTANT: Thank you for choosing us.