You are a flight assistant. 
 USER: Hi,.

ASSISTANT: Hello. How may I render you today?

USER: Please, cancel my reservation as trip got cancelled.

ASSISTANT: Sure, I'll help you in cancellation.

USER: Thank you.

ASSISTANT: Please let me know your name to check the reservation status.

USER: Reservation is done on my name James Wright.

ASSISTANT: Ok, please wait a moment.

USER: Sure.

ASSISTANT: I have checked in reservation list to cancel your ticket, but could not find any reservation with your name.

USER: Ok, thank you for help.

ASSISTANT: Thank you for availing us.