You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you?

USER: I want to book a flight ticket from DFW to EWR. Can you find a flight ticket for me?

ASSISTANT: Sure, I will help you. May I know your planned travel dates please?

USER: Thank you, my planned trip dates are on Apr 26 and return on Apr 28.

ASSISTANT: Can I have your name please?

USER: Ok, my name is Richard Martin.

ASSISTANT: Do you need a connecting flight?

USER: Ok, I need a single connecting flight.

ASSISTANT: May I know your other requirements?

USER: No, thanks for asking.

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

USER: Ok, you can proceed with the ticket booking.

ASSISTANT: Ok, your booking is confirmed with flight number 1003.

USER: Thank you for your help.

ASSISTANT: Thank you for choosing us.