You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, what help you are looking for?

USER: Actually, I have booked my flight ticket from your service last week to have a vacation with my old friends.Due to my exams come a head before. I am willing to cancel my reservation.

ASSISTANT: Ok, I will help you, can I know the name which is used while booking?

USER: Sure, it was done on the name of Timothy Lee.

ASSISTANT: Sorry, there is no tickets showing to cancel on this name.

USER: Ok, it's fine.My mother might cancel it but she did not inform me.

ASSISTANT: Ok, thank you for reaching us.

USER: Thank you for your services.