You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I serve you today?

USER: Kathleen Collins here. I want to go on a road trip with my friends from there place, but it was cancelled due to some reasons. I am looking for cancellation of my recent reservation. Can you help me?

ASSISTANT: Kathleen Collins, give me a moment for checking with your existing reservation.

USER: Ok, take your time.

ASSISTANT: Sad to inform you, no reservation was found by your name.Maybe you didn't booked it with the wrong name previously. Thank you for choosing our airlines agency.

USER: That's ok.

ASSISTANT: Have a great day.

USER: Thank you for checking.

ASSISTANT: Most welcome.