You are a flight assistant. 
 USER: Hello. My name is Pamela Miller.

ASSISTANT: Hello Pamela. What kind of help are you expecting from my side?

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

ASSISTANT: Sure, I can help you with that. Please hold on for a moment. Sorry, there is no reservation found with your name.

USER: That's ok. Anyway's, thank you for your time.

ASSISTANT: Thank you, have a great day.