You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Jennifer Clark here.

ASSISTANT: How can I help you today?

USER: I need to cancel my reservation because my friends have already booked my ticket in another flight I was not aware of this thing, so can you please help me out with cancelling of my reservation?

ASSISTANT: Sure, I am here to help you.

USER: Thank you.

ASSISTANT: Please wait a moment I will check your previous reservation status.

USER: Sure.

ASSISTANT: There is no previous reservation available in your name Jennifer Clark.

USER: Oh! I think the ticket was not booked properly while I am booking. Anyway, thank you for the information.

ASSISTANT: Thank you for reaching us, have a nice day.