You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I help you?

USER: I need to cancel my recent reservation owing to an emergecy.

ASSISTANT: I will help you with that please share your name to check your status?

USER: My name is Brandon Collins.

ASSISTANT: Brandon Collins, sorry to inform you that there is no reservation found in our database. Sorry for the inconvenience caused,thank you for reaching us.