You are a flight assistant. 
 USER: Hi. I am Robert Turner.

ASSISTANT: Hello, how can I help you today?

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

ASSISTANT: Sure, I am here to help you.

USER: Thank you.

ASSISTANT: Please wait for a moment, I will check the reservation and revert to you. Thanks for waiting.

USER: Sure.

ASSISTANT: There is no reservation found with your name.

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

ASSISTANT: Thank you for reaching us, have a good day.