You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you?

USER: I am looking for a flight from ORD to LAX, can you help me?

ASSISTANT: Sure, I will help you. Can I have your planned travel dates please?

USER: I want to fly on 25 July and return on 27 July.

ASSISTANT: May I know your name please?

USER: Shirley Phillips.

ASSISTANT: Do you need a connecting flight?

USER: I need a connecting flight.

ASSISTANT: Can I have your other specifications please?

USER: No.

ASSISTANT: I found an economy class in American airlines with fare 100 and it has single connection. Can I book your ticket?

USER: Please proceed to booking.

ASSISTANT: Ok, your booking is confirmed with flight number 1015.

USER: Thank you.

ASSISTANT: Thank you for choosing us.