You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello,.

USER: I am Kimberly Hill.

ASSISTANT: How can I render you today?

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

ASSISTANT: Sure, we are here to aid you.

USER: Thank you.

ASSISTANT: Sorry Hill, there is no active reservation found on your name.

USER: Ok, no problem.

ASSISTANT: Thank you for reaching us.

USER: Thanks for your information.