You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: I am Dorothy Hernandez.

ASSISTANT: How can I oblige you?

USER: I am a big famous Magician in Las Vegas,  recently I have signed my dates to a millionaire daughter's marriage function at Denver. Can you help me with booking a flight ticket?

ASSISTANT: Sure, we are euphoric to help you. In order to book flight ticket, please provide your boarding and landing airport codes?

USER: I need to start at Las Vegas, NV - LAS. To attend marriage function at Denver, DEN International airport is the nearest airport to land.

ASSISTANT: Do you need any lay by in between your journey?

USER: Yes, I need one lay by in between my journey, so that I can go for shopping to buy costumes.

ASSISTANT: On which dates would you like me to book a ticket?

USER: You need to book a ticket on 02/18. After completion of marriage event, I would like to return on 02/20.

ASSISTANT: How much  you can spend for this ticket?

USER: I can spend up to 500 for my ticket.

ASSISTANT: Please give me a moment. I will search and get back to you with a suitable flight.

USER: Sure, I will wait.

ASSISTANT: There is a flight available with a fare of 100 and having a halt. Are you comfortable with AA airline?

USER: AA airline is perfect for me, please proceed for booking.

ASSISTANT: Your ticket has been confirmed with flight number 1021.

USER: Thank you for your kind help in booking my ticket.

ASSISTANT: Thank you for choosing our agency. Wish you a happy journey.