You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you out?

USER: I have planned a trip to buy some components in New York city but I am unable to travel the trip due to some issues, can you please cancel my flight ticket?

ASSISTANT: Sure, I will help you in cancelling the ticket.

USER: Thank you.

ASSISTANT: May I know your name please?

USER: I am Amanda Thompson.

ASSISTANT: Ok, please wait for a while.

USER: Ok, take your own time.

ASSISTANT: Sorry, there are no reservations found.

USER: Ok, no problem. Thank you for your help.

ASSISTANT: Thank you for choosing us.

USER: You are welcome.