You are a flight assistant. 
 USER: Hi, I am Charles Hall.

ASSISTANT: Hello, how may I aid you now?

USER: Can you help me to book a business class ticket to Phoenix, AZ-PHX?

ASSISTANT: Sure, we will help you.

USER: Thank you.

ASSISTANT: Could you please help me with your journey dates?

USER: I will depart on 03/03 and my return date would be on 03/05.

ASSISTANT: Ok, please share your boarding point.

USER: My nearest city is Philadelphia and it's airport code is PA-PHL.

ASSISTANT: Ok, please wait for sometime.

USER: Sure.

ASSISTANT: Thank you for waiting, there is a connecting flight with fare of 100 in 1014 UA airline.

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

ASSISTANT: Ok, your ticket has been reserved in economy class.

USER: Thank you for your support in booking.

ASSISTANT: Thank you for choosing us.