You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you?

USER: Owing to an emergency, I would like to cancel my recent reservation. Will you help me with this?

ASSISTANT: Sure, I here to serve you.

USER: Thank you.

ASSISTANT: May I know your name?

USER: My name is Susan Taylor.

ASSISTANT: There is no reservation found under your name to cancel.

USER: Ok, not an issue. Thank you for providing information.

ASSISTANT: Thank you for opting us.