You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: I am Paul Nelson.

ASSISTANT: How can I help you?

USER:  Find a flight ticket from ORD to DFW. As I have to attend a business meeting with my business partner.

ASSISTANT: May I know your desired travel dates please?

USER: My trip dates are 03/17 to 03/19.

ASSISTANT: There is a flight with connection limit 1 and fare 100, shall I proceed for booking?

USER: You can book it.

ASSISTANT: Your ticket is booked, flight number 1026.

USER: Thank you for helping.

ASSISTANT: Thank you for opting us.