You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. What help do you require from us?

USER: I need you to cancel my recent booking, please help me.

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

USER: Thank you.

ASSISTANT: Can you please share your name to check the reservation list?

USER: My name is Rebecca Lee.

ASSISTANT: Ok, please wait a minute I will get back to you with the present status.

USER: Sure, I will wait.

ASSISTANT: Thank you for waiting, we found a reservation by this name. Shall I cancel the ticket?

USER: Yes, please cancel it.

ASSISTANT: Your ticket has been cancelled successfully.

USER: Thank you very much.

ASSISTANT: It's pleasure to serve you.