You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you?

USER: Joseph Lopez here. I am looking for a flight from ATL to LAS, can you please help me in booking a flight ticket?

ASSISTANT: Sure, I am here to help you. Can you please provide me your travelling dates?

USER: My travelling dates are from 04/12 till 04/14.

ASSISTANT: Ok, give me a moment.

USER: Ok, take your time.

ASSISTANT: There is one flight is available for you with single connection and with the price 100. Shall I proceed for booking?

USER: Yes, you can proceed.

ASSISTANT: Your ticket is booked with flight number 1023 and airline is Southwest.

USER: Thank you for the help in booking.

ASSISTANT: Welcome. Thank you for choosing us.