You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

USER: My name is Dennis Campbell. I would like to meet my friend on her birthday, can you please book the ticket from CLT to DFW?

ASSISTANT: Could you please inform your travelling dates for flight ticket reservation?

USER: The dates are from 11/18 to 11/20.

ASSISTANT: Please wait a moment, I will inform you.

USER: Please make sure that connection should be 0 and price should not exceed 5000.

ASSISTANT: Sorry no flights available with 0 connections as per your requested dates.

USER: That's ok.

ASSISTANT: Thank you for approaching us.

USER: Thank you for your time.