You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you?

USER: Angela Rodriguez here. I just want to cancel my recent reservation, because my health is not good to travel.

ASSISTANT: Sure, give me a minute.

USER: Ok.

ASSISTANT: I found your reservation. Shall I cancel?

USER: Ok, cancel it.

ASSISTANT: Your reservation has been cancelled.

USER: Thank you for your services.

ASSISTANT: You are welcome.