You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. What can I do for you?

USER: Ryan Lopez this side.

ASSISTANT: Yes Lopez.

USER: I would like to visit New York to meet my childhood friend, can you please aid me in booking a flight ticket?

ASSISTANT: Sure Lopez, I will help you to visit New York before that let me know your travelling dates.

USER: I will start my journey on 09/17 and my return will be on 09/19.

ASSISTANT: Sure, may I know your airport codes?

USER: My nearest airport codes are DCA and LGA.

ASSISTANT: Ok, give me a moment.

USER: Ensure that connection limit should be 1.

ASSISTANT: Yes Lopez, as per your single connection. I found a flight for you.

USER: Please reserve a seat for me.

ASSISTANT: Your seat is reserved in the flight 1004.

USER: May I know the airline name?

ASSISTANT: The airline name is Frontier.

USER: Thank you for the help.

ASSISTANT: Welcome. Thank you for choosing us.