You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I support you today?

USER: I made a reservation earlier for a direct flight, now I want to change it for a connecting flight. Can you support me in changing my reservation?

ASSISTANT: Sure, we are here to support you. May I know your name please?

USER: Thank you, my name is Matthew Gonzalez.

ASSISTANT: Ok, Matthew Gonzalez, please give me a minute.

USER: OK.

ASSISTANT: Thanks for your time, we are sorry to say that no reservation has found based on your name.

USER: Ok, That's not a problem. Thanks for the quick response.

ASSISTANT: Thank you for being in touch with us.