You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I aid you today?

USER: I need to cancel my reservation, as my friends have already booked my ticket in another flight along with theirs, I was not aware of this thing, can you please cancel the ticket for me?

ASSISTANT: Sure, may I know your name?

USER: My name is Emma Martinez.

ASSISTANT: Sorry, there was no reservation found on your given name.

USER: Ok, no issue. Thank you for the information.

ASSISTANT: Thank you.