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

ASSISTANT: Hello, how can I guide you today?

USER: I would like to attend a seminar on social issues in Empire State Building at New York, JFK. Can you please book a ticket within the fare of 5000?

ASSISTANT: Sure, may I know your journey dates?

USER: My journey start from Philadelphia on 11/09. And I return from New York on 11/11.

ASSISTANT: Ok, let me know your source airport code.

USER: My boarding point is Philadelphia, PHL.

ASSISTANT: Ok, please wait for a moment.

USER: Sure.

ASSISTANT: Thanks for waiting, we found a flight in Hawaiian airline with a fare of 200.

USER: Ok, please proceed.

ASSISTANT: Ok, the ticket has been booked with a halt and the flight number is 1015.

USER: Thank you for helping me in booking.

ASSISTANT: Thank you for choosing our service.