You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Linda Baker.

ASSISTANT: How may I abet you today?

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

ASSISTANT: Please wait a moment, let me check with your details.

USER: Ok, I will wait for your information.

ASSISTANT: Sorry Linda Baker, there are no active reservations on your given name in our database.

USER: That's ok, no problem. Anyway thank you for checking.

ASSISTANT: Thank you reaching our service.