You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you?

USER: My name is Kimberly Harris. Owing to an emergency I want to cancel my recent reservation, can you please help me out?

ASSISTANT: Ok, I found your reservation with your name. Would you like me to cancel it?

USER: Yes, please cancel my ticket.

ASSISTANT: Ok, your reservation has been cancelled.

USER: Thanks.

ASSISTANT: Welcome, have a good day.