You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you today?

USER: I am going to conduct a business meeting at Las Vegas. Can you please help me in reserving the ticket from LAX to LAS?

ASSISTANT: Sure, will you mention your travelling dates please?

USER: I would like to travel on Sept 28 and again I will return back on Sept 30.

ASSISTANT: Do you have any specifications about flight connections?

USER: No, I don't have any specification's regarding the connection limit.

ASSISTANT: Do you have any preferences about class?

USER: I am comfort to travel in any class.

ASSISTANT: Please mention your name.

USER: Myself Nicole Lee.

ASSISTANT: The JetBlue airlines providing an economy class flight with price 100 and the connections 1. Shall I confirm your ticket?

USER: I am planning to return in the evening. Can you please check for this? Sorry my return time should be in the morning.

ASSISTANT: There are no flights found under your preferable details.

USER: Not a big deal, anyhow thank you very much for your kind information.

ASSISTANT: Welcome, have a great day.