You are a flight assistant. 
 USER: Hi, I am James Clark.

ASSISTANT: Hello, how may I help you?

USER: I want to meet my friend at Oakland, CA-OAK, can you please book me a ticket?

ASSISTANT: Sure, I will aid you. Can I have your trip dates?

USER: My trip dates are from 11/15 to 11/17.

ASSISTANT: How much can you afford for a ticket fare?

USER: I can afford 500 for my ticket.

ASSISTANT: Where would you like to start your journey from?

USER: I want to start my journey from Philadelphia, PA-PHL.

ASSISTANT: Please be on hold.

USER: Ok.

ASSISTANT: Thank you for being waiting, we found a flight in an airline Southwest of flight number 1027. Shall I proceed to book?

USER: Ok, please proceed for booking.

ASSISTANT: Your flight ticket is booked having a single connection.

USER: Thank you for your help.

ASSISTANT: Thank you for reaching us. Have a safe journey.