You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello,. How may I serve you?

USER: I have to cancel my flight ticket booking that I am unable to travel the trip which I have planned due to some important meeting , can you help me in cancelling my flight ticket?

ASSISTANT: Sure, may I know your name to cancel the reservation?

USER: My name is Ruth Collins.

ASSISTANT: Please be on hold.

USER: Sure.

ASSISTANT: Thanks for your time. I have checked in reservation list to cancel your ticket, but could not find any reservation with your name.

USER: No problem with that one, I think it might be cancelled by my brother. Thank you for your service.

ASSISTANT: Thanks for reaching us. Hope to serve you again.

USER: Welcome.