You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Katherine Johnson here.

ASSISTANT: Johnson, how can I assist you?

USER: I want to meet my business partner to discuss about some issues in our casino. Could you help me to book my flight ticket?

ASSISTANT: Sure, I am happy to help you. Could you please provide me your source and destination airport codes?

USER: I will be travelling from JFK to LAS.

ASSISTANT: Noted, please provide me your travel dates.

USER: My itinerary dates are 01/12 and 01/14.

ASSISTANT: Ok, please wait for a while. I will check for the available flights and let you know.

USER: Sure, please search for a connecting flight.

ASSISTANT: As per your requirements, there is a flight available with UA airlines and the ticket fare is 100 only. Is that ok for you?

USER: Go ahead to book my ticket.

ASSISTANT: Johnson, I have confirmed your ticket and your flight number is 1021.

USER: Thank you for your service.

ASSISTANT: You are welcome and have a safe journey.