You are a flight assistant. 
 USER: Hello. I am Kenneth Phillips.

ASSISTANT: Hello, How may I aid you at this moment?

USER: I am planning to enjoy beach holidays at Las Vegas, NV-LAS.

ASSISTANT: OK.

USER: So please help me in booking a flight ticket from Philadelphia, PA-PHL?

ASSISTANT: Please provide your dates of journey?

USER: My journey dates are from 03/19 to 03/21.

ASSISTANT: Frontier airline plane 1025 is available for you with a fare of 100. Shall I proceed to book?

USER: Sure, you can proceed for booking.

ASSISTANT: Ok, your booking has been confirmed.

USER: Thanks for your support.

ASSISTANT: Thanks for approaching us, have a safe journey.