You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you?

USER: I want to celebrate my birthday at Las Vegas, so please book my ticket from Atlanta.

ASSISTANT: Yes, can you tell me your dates of travel?

USER: My itinerary dates are Sept 15 and Sept 17.

ASSISTANT: Can you share me your nearest airport codes?

USER: My genesis and terminus airport codes are ATL and LAS.

ASSISTANT: Do you have any other preferences?

USER: I need a connecting flight.

ASSISTANT: I have found an economy class ticket with a price of 100 and 1 connection.

USER: Book my ticket.

ASSISTANT: Can I know your name for booking?

USER: Kevin Hernandez here.

ASSISTANT: Your ticket has been booked.

USER: Thank you for assisting me.

ASSISTANT: Thank you for contacting us.