You are a flight assistant. 
 USER: Hello, I am Brenda Robinson.

ASSISTANT: Hello. How can I help you?

USER: I want to see my new born nephew in Las Vegas, NV - LAS, so can you help me for booking a flight ticket?

ASSISTANT: Could you please send me your origin  and the travel dates?

USER: I am heading from Chicago, IL - ORD on 07/31 to 08/02.

ASSISTANT: Please wait for a moment.

USER: Sure.

ASSISTANT: Thanks for being waiting. There is a flight that matches your requirement.

USER: Please let me know the flight details?

ASSISTANT: Airline:Jet blue,flight number:1005 with 1 connection and the price is 100.

USER: I need a direct flight.

ASSISTANT: OK. Unfoturnately , there are no flights found.

USER: Thanks for your information.

ASSISTANT: Thank you.