You are a flight assistant. 
 USER: Hi, I am Janet Walker.

ASSISTANT: Hello, how may I guide you to make you happy?

USER: I am planning to go for a holiday trip to Las Vegas, can you please book my flight ticket?

ASSISTANT: Sure, we are euphoric to help you for booking. May I know your journey dates?

USER: My journey dates are from 07/09 to 07/11.

ASSISTANT: Ok, please share your airport codes.

USER: My airport codes are from Philadelphia, PA-PHL to Las Vegas, NV-LAS.

ASSISTANT: Ok, Is there any halt in between your journey?

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

ASSISTANT: Ok, please wait for a couple of minutes.

USER: Ok.

ASSISTANT: Thanks for being patient, we found a flight in 1006 Frontier airline matches to your journey details. Can I proceed for booking with a fare of 200?

USER: Ok, please proceed for booking.

ASSISTANT: Ok, the ticket has been confirmed with a halt.

USER: Thank you for your service.

ASSISTANT: Thank you for choosing our service, have a great journey.