You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Kathleen Roberts.

ASSISTANT: How may I assist you today?

USER: Owing to an emergency, I want to cancel my recent reservation. Can you help me out?

ASSISTANT: Please wait a moment, let me check with the cancellation.

USER: Ok, take your time.

ASSISTANT: Found your reservation and successfully cancelled.

USER: Thank you for your help.

ASSISTANT: Thank you for reaching us.