You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, may I know your good name?

USER: Jeffrey Lewis here,.

ASSISTANT: How can I support you for the day?

USER: I would like to book a flight ticket to Las Vegas to play casino there, could you please help me in booking my flight from Philadelphia.

ASSISTANT: Sure, I will help you with the booking. Please share me your price limit?

USER: I need a halt in between. My price should not exceed 200.

ASSISTANT: Ok, when did you planned to travel?

USER: I would like to fly on 04/30 and return on 05/02.

ASSISTANT: Let me know your location codes?

USER: Yes my departure is PA-PHL and destination as NV-LAS.

ASSISTANT: Ok, please wait for a while. I will let you know.

USER: Ok.

ASSISTANT: Thanks for your time, flight number 1023 with one connection between your journey is matching with your criteria. Shall I proceed?

USER: Ok, proceed.

ASSISTANT: Your flight booking has been processed from an UA airline with airfare 100.

USER: Thanks for your help.

ASSISTANT: Thanks for contacting us, have a good day.