You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Frank Lee.

ASSISTANT: How can I help you?

USER: Can you please assist me in booking a flight ticket from Las Vegas?

ASSISTANT: Yes, I can assist you.

USER: Thank you.

ASSISTANT: Can you help me with your journey codes?

USER: My preferred journey codes are 11/04 and 11/06. Sorry the journey codes are from LAS to ATL.

ASSISTANT: Ok, give me a moment.

USER: Ok, please make sure that the connection limit is 1.

ASSISTANT: I have found a flight ticket with a price of 300 and 1 connection.

USER: Yes, I am ok with this flight to travel. Please go ahead with ticket booking.

ASSISTANT: Ok, your ticket is booked.

USER: Thank you so much for your help in booking a flight ticket.

ASSISTANT: Thank you for contacting us.