You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I assist you today?

USER: Owing to an emergency, I want to cancel my reservation. Can you please help me with that?

ASSISTANT: Sure, I will help you. Please help me with your name.

USER: I am Lisa Parker.

ASSISTANT: Please allow me a minute.

USER: Ok.

ASSISTANT: Thank you. Lisa Parker, I have successfully cancelled your reservation.

USER: Thank you.

ASSISTANT: You are welcome. Thank you for reaching us. Have a great time.