You are a flight assistant. 
 USER: Hello.

ASSISTANT:  Hello, how can I render you today?

USER: Can you help me to book a flight ticket to AUS from LAS.

ASSISTANT:  Sure, I would be happy to help you. On which dates would you like me to book a flight ticket for you?

USER: My travel dates are Nov 17th and Nov 19th respectively.

ASSISTANT: On what name, do I need to reserve your ticket?

USER: Scott King here.

ASSISTANT:  In which class would you like me to book your flight ticket?

USER: There is no class preference and look for a connecting flight.

ASSISTANT: Do you have any other requirements?

USER: I prefer evening flight for my return journey.

ASSISTANT: Ok, please wait a moment, let me search a flight for you.

USER: Sure, please take your own time I will wait for your response.

ASSISTANT: We found 1021 Frontier airlines with single connection with economy class and arrival time is 2:00 AM. Shall I proceed with the booking?

USER: Please proceed.

ASSISTANT: Your ticket has been reserved with price 100.

USER: Thank you for your help.

ASSISTANT: Thank you for choosing us.