You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you today?

USER: Carol Williams here.

ASSISTANT: Welcome to flight booking agency Carol.

USER: I planned a trip to New York but because of financial issues, I want to cancel my reservation. Can you help me?

ASSISTANT: Sure, I will help you with that. Please wait a moment to check your previous reservation status.

USER: Ok.

ASSISTANT: We regret that, there is no reservation found with your name in our records.

USER: It's ok, thank you for your help.

ASSISTANT: Thank you for reaching us, have a great day.