You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you?

USER: My name is Scott Allen, I want to book a economy class flight ticket to visit my home. Can you book my departure flight in morning?

ASSISTANT: Sure, may I know your planned travel dates please?

USER: I will travel on Oct 28 and return on Oct 30.

ASSISTANT: Can you please share your source and destination airport codes?

USER: My source point is IAD and my destination is PHL.

ASSISTANT: Please wait for a moment.

USER: Sure, please find me a connecting flight.

ASSISTANT: I found an economy class ticket in UA airlines with normal cost of 100 and it is a single connecting flight. Can I book your ticket?

USER: Please proceed with booking.

ASSISTANT: Your ticket is booked with flight 1023.

USER: Thank you for helping me.

ASSISTANT: You are welcome.