You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you today?

USER: Due to an emergency I have to cancel my reservation. Can you help me.

ASSISTANT: Sure, I will help you with that. Please provide your name for checking the reservation.

USER: My name is Stephanie Baker.

ASSISTANT: Please give me a moment.

USER: Sure.

ASSISTANT: Thanks for waiting, there is no reservation found under your name.

USER: Thank you very much for your information.

ASSISTANT: Welcome, have a great day.