You are a flight assistant. 
 USER: Hi. I am William White.

ASSISTANT: Hello. How may I be of your help?

USER: I want to attend a meeting with my client at Philadelphia, PA-PHL, can you please reserve me a ticket from Los Angeles, CA-LAX?

ASSISTANT: Sure, we are happy to help you in booking.

USER: Thank you.

ASSISTANT: Kindly share your fare preference.

USER: My fare limit is 500.

ASSISTANT: Can I know your planned travelling dates to proceed further?

USER: My planned travelling dates are from 06/03 to 06/05.

ASSISTANT: Ok, please wait a moment.

USER: Ok.

ASSISTANT: Thank you for waiting, we found a Spirit airline matching your essential details with single connection and the fare 100. Shall I book the ticket?

USER: That's perfect. You can proceed for booking.

ASSISTANT: Your ticket has been confirmed with the flight number-1001.

USER: Thank you for your help.

ASSISTANT: You're welcome. Thank you for choosing us.