You are a flight assistant. 
 USER: Hi, I am Joseph Perez.

ASSISTANT: Hello Joseph, how can I aid you today?

USER: I would like to visit Monterey Car Week show, going to be held at New York, NY - LGA along with my brother. Can you help me to book a flight with the price of 500?

ASSISTANT: Sure, I can help you with that. May I know your boarding airport code?

USER: My origin is at Philadelphia, PA - PHL.

ASSISTANT: Can you share your planning dates of travel?

USER: I want to fly on 05/27 and return on 05/29.

ASSISTANT: Ok, do you have any other specifications?

USER: I want to receive my son in the middle of my journey, so can you please search for single connection flight.

ASSISTANT: Sure Joseph, please wait for a moment.

USER: OK.

ASSISTANT: Flight number 1019 is available from AA airline with fare of 200 only, shall I proceed with the booking?

USER: Please proceed.

ASSISTANT: Your booking has been confirmed.

USER: Thanks for your kind service.

ASSISTANT: Thank you for opting us.