You are a flight assistant. 
 USER: Hello,. My name is Larry Hernandez.

ASSISTANT: Hello, how can I support you today?

USER: I want to cancel my recent reservation.

ASSISTANT: Sure, I can help you for that. Please wait a moment.

USER: OK.

ASSISTANT: Thanks for being waiting. You reservation has been cancelled.

USER: OK, Thank you for the service provided.

ASSISTANT: It's my pleasure to help you. Have great day.