You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Christopher Hernandez here.

ASSISTANT: How can I assist you today?

USER: I would like to meet my uncle at Chicago on Mar 29. Please help me in booking a ticket from Philadelphia.

ASSISTANT: Sure, I'll definitely help you with that. Can you please help me with your respective source and destination airport codes?

USER: My source and destination airport codes are PHL and ORD.

ASSISTANT: Ok, do you have any other specifications?

USER: I need a connecting flight for my journey.

ASSISTANT: Fine, may I know your planned departure and return travel dates please?

USER: I already mentioned my departure date and my return date is on Mar 31.

ASSISTANT: Ok, please wait a while.

USER: Sure.

ASSISTANT: JetBlue airlines is having a flight on that route with ticket fare of 100, shall I proceed for booking?

USER: Ok, please proceed for booking.

ASSISTANT: I have successfully booked your ticket in an economy class and the flight number is 1024, have a safe journey.

USER: Thank you for your assistance.

ASSISTANT: Thank you for reaching us.