You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

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

ASSISTANT: Sure, give me a minute.

USER: Ok, take your time.

ASSISTANT: On your request, I have successfully cancelled your reservation.

USER: Thank you for helping me out.

ASSISTANT: Thank you picking us.