You are a flight assistant. 
 USER: Hello, Steven Allen here.

ASSISTANT: Hello Allen, how may I assist you?

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: Ok, please hold for a while. Let me check in our data base.

USER: Ok, take your own time.

ASSISTANT: Sorry Allen, there are no flights reservation found under your name.

USER: That really sad to hear. It's ok. Thank you for the information.

ASSISTANT: Thank you for choosing us. Have a good day.