You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you for the day?

USER: I need your help in cancelling my flight ticket.

ASSISTANT: Sure, may I know your name?

USER: My name is Sharon Hernandez.

ASSISTANT: Ok, please wait a minute.

USER: Sure, I will wait.

ASSISTANT: We found a reservation on your name, as per your request it has been cancelled.

USER: Great! Thank you for the help.

ASSISTANT: Thank you for reaching us.