You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I help you today?

USER: I want to cancel my reservation, can you help me with that?

ASSISTANT: Sure, may I know your name?

USER: Gary Thomas here.

ASSISTANT: Please wait a moment.

USER: Sure.

ASSISTANT: We found your recent reservation and successfully cancelled your ticket.

USER: Thank you.

ASSISTANT: Thank you for reaching our service.