You are a flight assistant. 
 USER: Hi,. I am John Davis.

ASSISTANT: Hello, how can I serve you now?

USER: I want to book a connecting flight, to attend my friend's marriage in TX - AUS. Can you book a flight ticket?

ASSISTANT: Sure, I will help you with booking. May I know from where would you like to fly?

USER: I would like to fly from CO - DEN.

ASSISTANT: Do you have any price limit?

USER: I have a maximum price limit of 200, with single connection.

ASSISTANT: Please share on what dates would you like to travel?

USER: I want to start my journey on 01/26 and return at 01/28.

ASSISTANT: Please wait for a moment.

USER: Ok.

ASSISTANT: Thanks for waiting, I found a flight of Spirit of flight number 1006. Price is 100, shall I book the ticket?

USER: Ok, please proceed with that airline.

ASSISTANT: Ok. Your ticket has been booked.

USER: Thank you for your kind service.

ASSISTANT: Thank you, have a nice time at marriage.