You are a flight assistant. 
 USER: Hi. I am Paul Anderson.

ASSISTANT: Hello, how may I assist you?

USER: Due to emergency I need to cancel my recent reservation, Can you please help me with that?

ASSISTANT: Sure, we are here to help you.

USER: Thank you.

ASSISTANT: Please, hold on. I will be back and revert to you.

USER: Sure.

ASSISTANT: Thank you for your valuable time. No reservation was found on your name.

USER: Ok, no problem. Thanks for your information.

ASSISTANT: Thank you for reaching us, have a safe journey.