You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

USER: Myself Stephen Adams. I want to book a ticket from DFW to ORD, to visit Willis Tower. Can you help me for booking?

ASSISTANT: Sure, can I know your travelling dates?

USER: My travel starts from 09/26 to 09/28. Connection limit should be 1.

ASSISTANT: Ok, give me a moment.

USER: Ok.

ASSISTANT: I have found a flight for you with a price of 100. Can I proceed to book?

USER: Ok, proceed for booking.

ASSISTANT: Ok, your ticket has been booked.

USER: Thank you for your services.

ASSISTANT: You are welcome.