You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you today?

USER: I am planning to attend a Dallas Zoo Park in DFW from LAS. Can you find a ticket for me?

ASSISTANT: Sure, I will help you in booking flight ticket. Will you please inform your travelling dates for flight ticket reservation?

USER: Sure, my travel dates 06/29 to 07/01. Make sure that the connection limit should be 0.

ASSISTANT: Sorry for the inconvenience, no flights available with 0 connection limit as per your requested dates.

USER: Ok, no problem.

ASSISTANT: May I know your name for documentation purpose?

USER: Yes, I am Laura Evans.

ASSISTANT: Thank you for contacting us, have a good day.

USER: Anyway's thank you for your information.