You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you now?

USER: My name is Kathleen Johnson and I would  like to cancel may reservation.

ASSISTANT: Sure, I will help you with that. Please wait for a moment, while I check for your reservation.

USER: Sure.

ASSISTANT: Thank you for waiting, I found your reservation in our system data. Shall I cancel your reservation?

USER: Please do the needful.

ASSISTANT: Your reservation as been cancelled.

USER: Thank you for the help.

ASSISTANT: Thank you for visiting us, we hope see you again.