You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you?

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

ASSISTANT: Sure, I am here to help you. May I know your name?

USER: I am Brenda Harris.

ASSISTANT: Please give me a moment to check your ticket status.

USER: Ok, take your time.

ASSISTANT: Sorry Brenda Harris, no reservation is available by your name.

USER: That's ok. Anyways, thank you.

ASSISTANT: Thank you for approaching us.