You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I abet you today?

USER: Owing an emergence, I want to cancel my recent reservation. Please check the reservation on the name Joshua Harris.

ASSISTANT: Sure, please wait a moment I will check and revert to you.

USER: Ok.

ASSISTANT: Thanks for waiting, we are happy to inform you that there is a reservation on this name. Shall I cancel the ticket?

USER: You can proceed with cancellation.

ASSISTANT: Your ticket has been cancelled.

USER: Thanks for the help.

ASSISTANT: Thank for approaching us.