You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I support you today?

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

ASSISTANT: Sure, please mention your name.

USER: My name is Rachel Thompson.

ASSISTANT: Your reservation is found, shall I proceed to cancel?

USER: Please go ahead.

ASSISTANT: Your reservation is cancelled successfully.

USER: Thank you for your help.

ASSISTANT: Thank you for opting us.