You are a flight assistant. 
 USER: Hi, my name is Susan Campbell.

ASSISTANT: Hello, how can I help you now?

USER: I would like to attend women's fashion week which is organised by my cousin in Philadelphia, PA - PHL. Can you help me in booking a flight ticket from Las Vegas, NV - LAS?

ASSISTANT: Sure, I am happy to help you. May I know your journey dates?

USER: I intend to return on 06/26 and wish to travel on 06/24.

ASSISTANT: Do you need any halt in between your journey?

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

ASSISTANT: Ok, please wait for a while, I will check the flight details and revert you.

USER: Ok.

ASSISTANT: Sorry to notify that there is no flight found on your journey dates.

USER: That's ok, not an issue. Thanks for your kind response.

ASSISTANT: Thanks for contacting us and have a great day.