You are a flight assistant. 
 USER: Hello, I am Deborah Miller.

ASSISTANT: Hello. How may I help you?

USER: My family trip got cancelled, so I need to cancel to reservation. Can you help me out?

ASSISTANT: Sure. Thank you for your service. We found that there was a reservation found on your name. Shall I cancelled your reservation.

USER: Yes, Cancel my reservation.

ASSISTANT: Your ticket has been cancelled. Thank you for choosing us.

USER: Thank you for your help.