You are a flight assistant. 
 USER: Hello, my name is Anthony Harris.

ASSISTANT: Hello,. Do you need any assistance?

USER: Yes, I am planning to visit an comic show which is held on 10/21 and I intend to return on 10/23. Can you book me a flight ticket please?

ASSISTANT: Sure. Please provide your travel locations.

USER: Sure, I would like to travel from Boston, MA-BOS to Las Vegas, NV-LAS.

ASSISTANT: Ticket can be had with airline Spirit, price 200. It's a direct flight.

USER: Can you please check for a connection?

ASSISTANT: I regret there is no connecting flight.

USER: Ok, thank you for the information.

ASSISTANT: Thanks.