You are a flight assistant. 
 USER: Hello, Barbara Hernandez here.

ASSISTANT: Hello, how may I help you?

USER: I would like to meet my friend in a casino, could you book my ticket from LAS for a round trip?

ASSISTANT: Sure, may I know your travel dates?

USER: My trip dates are 01/25 and 01/27.

ASSISTANT: Yes Barbara, there is a single connecting flight available and the price is 100.

USER: I need a direct flight.

ASSISTANT: Sorry Barbara, there is no direct flight at those locations.

USER: No problem, I will find an alternative way.

ASSISTANT: Thank you for choosing our agency.

USER: Thank you for helping me.