You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I aid you?

USER:  I am Brenda Mitchell want to travel  NV-LAS to attend a live concert from TX-IAH.

ASSISTANT: Sure, can you share your trip dates?

USER:  My trip dates are 03/03 and 03/05.

ASSISTANT: Give me a minute.

USER: Ok.

ASSISTANT: There is a direct flight with number 1017 in airline Spirit, the fare is 200. Can I book it?

USER: No, do not proceed I need a connecting a flight.

ASSISTANT: Sorry, there is no connecting flight on your given dates.

USER:  Thank you for your help.

ASSISTANT: Thank you for reaching us.