You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you at this moment?

USER: I am Catherine White. I have to attend my sister's wedding at Philadelphia, could you please help me with booking a flight ticket?

ASSISTANT: Sure, can you please provide your travelling airport codes?

USER: My nearest source airport code is PHX and destination airport code is PHL.

ASSISTANT: May I know your preferable journey dates to proceed further?

USER: I would like to take off on 10/23 and return on 10/25.

ASSISTANT: Wait a moment please.

USER: Sure, take your time.

ASSISTANT: Southwest airlines is available on this route with a ticket fare of 100, shall I book your ticket?

USER: Please proceed with the booking if the connection 1.

ASSISTANT: Catherine White, your ticket is booked with flight number 1018 as it has 1 connection limit.

USER: I really appreciate your help, thank you for your service.

ASSISTANT: Thank you, have a safe journey.