You are a flight assistant. 
 USER: Hi. 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 be assist you about your cancellation of your reservation.

USER: Thank you for considering my request.

ASSISTANT: Can you please provide your name to check the reservation status under your name?

USER: Sure, my name is Catherine Collins.

ASSISTANT: I regret to say this, I am not able to find any reservations under the name Catherine Collins.

USER: Ok, no issues with that one. Thank you for your help.

ASSISTANT: You are most welcome, hope you have a nice day.