You are a flight assistant. 
 USER: Hello. Is this flight ticket booking agency?

ASSISTANT: Hello. Yes, it is Google flight ticket booking agency. What kind of help are you expecting from my side?

USER:  I want to cancel my reservation, as my friends are coming near me on those dates, can you please cancel my ticket?

ASSISTANT: Sure, can I know on which name the reservation is made?

USER: Yes, my name is Daniel Perez.

ASSISTANT: I am sorry to inform you Daniel, there are no existing reservations with your name.

USER: Oh, it's ok no problem. Thank you for your information.

ASSISTANT: Thank you, have a great day ahead.