You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Paul Williams here, I like to book ticket.

ASSISTANT: How can I assist you?

USER: Urgently, I want to go Atlanta ATL from New York JFK.

ASSISTANT: Can I have your journey details please?

USER: Please check once is there any flight on 01/30 to 02/02 respective dates. Sorry, It's 01/30 to 02/01. JFK to ATL.

ASSISTANT: Sorry Paul. Please give the correct details.

USER: From JFK to ATL on 01/30 to 02/01.

ASSISTANT: OK Paul. There is one connection of flight and the price of the ticket is 100. Can I book the ticket for you?

USER: Yes.

ASSISTANT: Your ticket is booked. And the flight details are below, please check the details.

USER: Thank you.

ASSISTANT: It is Delta airlines and the flight number is 1003. Have a nice journey and thank you.