You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I aid you the day?

USER: I am Cynthia Martin, I made a reservation for round trip and got a connecting flight but now I want change a reservation with a direct flight. Can you change my reservation?

ASSISTANT: Sure, I will help you with that. Please wait, let me check the status of the reservation.

USER: Sure.

ASSISTANT: Thanks for waiting, No reservation found on your name to change it.

USER: Ok, thank you for the information.

ASSISTANT:  Please check with another airlines, I hope it may be useful for you. Thanks for approaching us.