You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: I am Andrew Young.

ASSISTANT: How can I help you at this moment?

USER: Please book a flight ticket on dates 10/16 and 10/18.

ASSISTANT: Sure, I am here to help you. Can you please provide your airport codes of journey?

USER: My airport codes are ATL and PHL.

ASSISTANT: Do you have any connection limit for this journey?

USER: I need a connecting flight.

ASSISTANT: Do you have any specific depart and arrival time for this journey?

USER: I Would like to depart in the afternoon.

ASSISTANT: Wait a moment please.

USER: Ok.

ASSISTANT: Spirit airlines is providing connecting flight on this route with a ticket fare of 200, shall I book your ticket?

USER: Yes, please.

ASSISTANT: Andrew Young, your ticket is booked in flight number 1011 and the flight departs at 15:00PM and arrives at 2:00AM.

USER: Thank you for the help.

ASSISTANT: You are welcome and have a safe journey.