You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I serve you?

USER: My father had booked me a flight ticket to take me with him to buy a new Audi car but I met with an accident and doctor told to take bed rest, so he is not taking me with him, can you please cancel my ticket?

ASSISTANT: Yes, I will help you in cancelling your ticket.

USER: Thank you.

ASSISTANT: Will you please provide me your name to check the ticket status?

USER: Yes, my name is Helen Thomas.

ASSISTANT: Ok, please hold on for a minute while I am checking for your ticket.

USER: Sure.

ASSISTANT: Sorry Thomas, I did not found any reservation on your name to cancel.

USER: Ok, I am at bed rest so that's why my father might be cancelled that the flight ticket. Anyways, thank you for your kind service.

ASSISTANT: It's my pleasure. Thank you for reaching us.

USER: Most welcome.