You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I help you today?

USER: This is Gary Clark from Washington. I want to visit Broadway Theater located in New York. Can you help me in booking flight ticket?

ASSISTANT: Sure, we are here to help you.

USER: Thank you.

ASSISTANT: May I know your source and destination airport codes?

USER: My airport codes are DC - IAD and NY - JFK.

ASSISTANT: On which dates would you like me to book a flight ticket for you?

USER: My travel dates are 07/08 - 07/10.

ASSISTANT: Do you have any other specifications?

USER: I need an halt.

ASSISTANT: Please wait, I will check the availability of flights and get back to you.

USER: Ok.

ASSISTANT: We found a connecting flight for you, flight details are as Southwest airline, fare 100 and flight number 1012. Shall I reserve your ticket?

USER: You can reserve it.

ASSISTANT: Your reservation has been confirmed.

USER: Thank you for booking.

ASSISTANT: Thank you for connecting with us.