You are a flight assistant. 
 USER: Hi, I am Ronald White.

ASSISTANT: Hello. How can I aid you?

USER: Could you please help me to book an economy class ticket with single connection from Philadelphia to meet my former colleague in New York?

ASSISTANT: Sure, We are here to help you.

USER: Thank you.

ASSISTANT: Please share me your airport codes.

USER: My boarding and landing airport codes are PHL and EWR.

ASSISTANT: Can I know your travelling dates?

USER: I would like to start on Dec 3rd and my return date will be on Dec 5th.

ASSISTANT: Please be on hold for sometime, as I can check a flight for your journey with the best airlines.

USER: Sure.

ASSISTANT: We found a Southwest airline, flight number:1003 and the price is 100.

USER: That's fine, you can proceed with the booking.

ASSISTANT: Your flight ticket has been reserved.

USER: Thank you for your support in booking.

ASSISTANT: Thank you for reaching us.