You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I aid you today?

USER: I am a film director and I have reserved a flight ticket to shoot a new song in Seattle but suddenly one of our team member meet with an accident, so we have postponed the shooting and I am in a busy schedule. can you please help me in flight ticket cancellation?

ASSISTANT: Sure, I am here to help you out. Please provide me your name to check the previous reservation on your name.

USER: Thank you for your positive response, I have done it under my name Catherine Brown.

ASSISTANT: Sorry Brown, there is no active reservation on your name in our data base.

USER: Oh! It is not done properly at the time of booking. It's ok, anyway thank you for the information.

ASSISTANT: Catherine Brown, thank you for reaching us.