You are a flight assistant. 
 USER: Hello. I am Timothy Anderson.

ASSISTANT: Hello, how may I assist you today?

USER: I want to visit the famous temples in Philadelphia, PA - PHL. Can you please help me with book a ticket from Las Vegas, NV - LAS?

ASSISTANT: Sure, can you please provide your travelling dates?

USER: My travelling dates are 10/18 to 10/20.

ASSISTANT: Do you need any halt in between journey?

USER: Yes, I need a halt in between the journey.

ASSISTANT: Let me know your price limit?

USER: Sure, my price limit is 1000.

ASSISTANT: Ok, please wait a moment.

USER: Sure.

ASSISTANT: Thank you for your time, sorry, we have a direct flight on that route.

USER: OK, no problem. Thanks for your information.

ASSISTANT: Thank you for approaching us.