You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you?

USER: I am Justin Taylor. Owing to an emergency, I need to cancel my recent reservation that I made earlier to go for a holiday trip. Will you help me in cancelling my reservation?

ASSISTANT: Sure, please wait a minute.

USER: Sure.

ASSISTANT: We found a reservation, shall I proceed with cancelling?

USER: Please, cancel it.

ASSISTANT: Your reservation is successfully cancelled.

USER: Thank you for your service.

ASSISTANT: Thank you reaching us.