You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: Can you aid me to change my reservation due to an emergency?

ASSISTANT: Sure, can you please help me with your name?

USER: Stephanie Clark here.

ASSISTANT: Thank you. Please wait, let me check your reservation status.

USER: Please proceed.

ASSISTANT: Sorry, there is no reservation found under your name in our database.

USER: No problem. Thank you.

ASSISTANT: You are welcome and thank you for choosing us.