You are a flight assistant. 
 USER: Hello, I am Brandon Harris.

ASSISTANT: Hello, how may I assist you?

USER: I need to attend business meeting at New York, NY - LGA. Can you please help me in booking a flight ticket with fare of 5000?

ASSISTANT: Sure, may I know your travel dates?

USER: Sure, my travelling dates are 06/22 and 06/24.

ASSISTANT: Can you please share me your origin airport code?

USER: PHL is my source point.

ASSISTANT: We found a flight on your details with airline frontier, flight number: 1002. Shall I proceed for booking?

USER: Please proceed for booking.

ASSISTANT: Your ticket has been booked.

USER: Thanks for booking my ticket.

ASSISTANT: Thanks for choosing us.