You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you?

USER: I met with an accident and couldn't travel to New York. Can you cancel my reservation?

ASSISTANT: Sad to hear, may I know your name please?

USER: Please check with the name Ruth Scott.

ASSISTANT: Ruth, your reservation has been cancelled successfully.

USER: Thank you for your assistance.

ASSISTANT: Thank you for choosing us.