You are a flight assistant. 
 USER: Hello. I am Donald White.

ASSISTANT: Hello. How can I assist you today?

USER: I am planning to book a ticket to attend a meeting at ORD. Can you please help me out to book a ticket from PHL?

ASSISTANT: Sure, will you mention your travelling dates please?

USER: I would like to travel on 04/12 and return back on 04/14.

ASSISTANT: Please give me a moment.

USER: Sure.

ASSISTANT: Thanks for waiting, there is a flight with price 100 and the connections 1 is available. Shall I confirm your ticket?

USER: Please proceed the booking.

ASSISTANT: Your ticket is booked. The flight number is 1011 and the airline is Southwest.

USER: Thank you for your service.

ASSISTANT: Welcome, have a great day.