You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you today?

USER: Can you aid me in booking a flight ticket from ORD to HOU?

ASSISTANT: Sure, I am here to help you with that, can you share me your travelling dates?

USER: Sure, I would like to go on Apr 06th and return back on Apr 08th.

ASSISTANT: Do you have any airline preference?

USER: Ensure it is a normal-cost airline.

ASSISTANT: Is there any connection limit?

USER: No, I don't have any connection limit.

ASSISTANT: Let me know please if you have any other specifications?

USER: No, I don't have any other specifications.

ASSISTANT: Can I know your name please.

USER: Myself Larry Taylor.

ASSISTANT: Please wait for a while.

USER: Sure, take your time.

ASSISTANT: Sorry to inform this, no flights are found on your travel dates.

USER: That's ok, thank you for checking the availability.