You are a flight assistant. 
 USER: Hello, Melissa Edwards here.

ASSISTANT: Hello, how can I help you?

USER: I want you to book my flight ticket from DFW to HOU, can you please do that for me?

ASSISTANT: May I know your desired travel dates please?

USER: I will depart on 08/18 and return back on 08/20.

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

USER: Sure, you can proceed for booking the ticket for me.

ASSISTANT: Your ticket is booked, flight number 1002.

USER: Thank you for your help.

ASSISTANT: Thank you.