You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you?

USER: I need a reservation for Las Vegas NV-LAS, can you book a ticket for me?

ASSISTANT: Sure, please let me know your travelling dates.

USER: 09/08 to 09/10 will be my journey dates I was planning from long time.

ASSISTANT: Ok, may I know your airport codes?

USER: My origin airport code is HOU.

ASSISTANT: Ok, we got a flight for you with airline Spirit. Shall I proceed?

USER: What is the connection limit?

ASSISTANT: Ok, your connection is 1 with price 200.

USER: Ok, proceed with booking.

ASSISTANT: May I know your name for proceeding?

USER: My name is Helen Wright. Thanks for helping me.

ASSISTANT: Ok, your ticket has been done with flight number 1024.

USER: You are welcome.

ASSISTANT: Thank you for reaching us.