You are a flight assistant. 
 USER: Hi. I am Virginia Harris.

ASSISTANT: Hello, how may I assist you today?

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

ASSISTANT: Sure, we are glad to serve you. Please wait a moment.

USER: Sure.

ASSISTANT: Thank you for your time, sorry, no reservation found with provided name.

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

ASSISTANT: Thank you for opting us.