You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you today?

USER: Do you have any flight to EWR from LAX?

ASSISTANT: I will have to check for it if you provide me the travelling dates for your journey?

USER: My travelling date are 10/15 and 10/17.

ASSISTANT: Meanwhile, please tell me your name for documentation.

USER: Raymond Miller here.

ASSISTANT: A direct flight by Frontier airlines is available for you, can I book it?

USER: No, I need a flight with 1 connection.

ASSISTANT: Ok, let me check for the flights with 1 connection for you.

USER: Ok.

ASSISTANT: Sorry, I could not find any flight for you.

USER: It's ok.

ASSISTANT: Thank you for reaching our services.

USER: Welcome.