You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I aid you?

USER: Can you help me in booking a flight ticket from DFW to HOU?

ASSISTANT: Sure, I am here to help you. Can you please share your travel dates?

USER: I want to travel on 04/10, and return on 04/12.

ASSISTANT: May I know your connection limit?

USER: I need a break in my journey.

ASSISTANT: Do you have any other requirements?

USER: I want to return in morning time.

ASSISTANT: May I know your name please?

USER: I am James Turner.

ASSISTANT: Sorry, there are no flights in this route as per your travelling details.

USER: Ok, no issues. Thanks for the information.

ASSISTANT: Thank you for choosing us.