You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you at this moment?

USER: Myself Sarah Adams. Due to some problems I am unable to travel in flight so can you please cancel my flight ticket?

ASSISTANT: Sure, I will help you in cancellation of your flight ticket.

USER: Thank you for your positive response.

ASSISTANT: Sorry to say this Adams, there are active reservations under your name to cancel.

USER: Oh! It's ok no problem. Thank you for your information.

ASSISTANT: Most welcome, thank you for choosing our service.