You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, How can I best support you now?

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

ASSISTANT: Sure, I can cancel your reservation right now. Before that I need to know your good name please?

USER: I am Emma Allen.

ASSISTANT: Thanks for providing your name. Please stay online, I will check the previous list and revert to you.

USER: Ok.

ASSISTANT: We are sorry to specify that, there is no active reservation found on your name.

USER: Ok, no problem. Thank you.

ASSISTANT: Thanks for contacting us, wish you a great day.