You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

USER: Myself Paul Garcia.

ASSISTANT: How can I help you Paul?

USER: I have some emergency work.I would like to cancel my reservation.

ASSISTANT: Oh! that's sad to hear, you want to cancel your trip. Let me check with your reservation.

USER: Sure.

ASSISTANT: I'm sorry to inform you that I didn't found any reservations by your name.

USER: Ok, that's fine.

ASSISTANT: Thank you for reaching us.

USER: Thank you for your help.

ASSISTANT: Have a nice day.