You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: My name is Brenda Turner.

ASSISTANT: How may I help you?

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

ASSISTANT: Sure, I will help you with that. Wait for a minute.

USER: Thank you. Ok, take your time.

ASSISTANT: Yes Turner, your reservation is successfully cancelled.

USER: Thank you for your quick service.

ASSISTANT: Thank you for reaching us.