You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I assist you at this moment?

USER: Owing to an emergency, I want to cancel my recent reservation. Can you help me in that?

ASSISTANT: Sure, I am here to help you with this. Can you please provide your name to check your reservation status?

USER: Myself Donna Turner here.

ASSISTANT: Wait a moment please.

USER: Ok.

ASSISTANT: Donna Turner, there is no active reservation found under your name in our database.

USER: Ok, no problem. Thank you.

ASSISTANT: Thank you for contacting us.