You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you?

USER: Owning to an emergency, I want to cancel my recent reservation. Can you please help me out?

ASSISTANT: Sure, please provide your name.

USER: Sure, my name is Edward Harris.

ASSISTANT: There is no reservation with your name.

USER: Ok, no problem.

ASSISTANT: Thank you for contacting us.

USER: Thank you for your information.