You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I provide assistance to you?

USER: Can you aid me to book a flight ticket from IAD to LAS?

ASSISTANT: Sure, can I know your good name please?

USER: Kenneth Adams here.

ASSISTANT:  When you are willing to travel?

USER: My trip dates are Nov 17 and Nov 19.

ASSISTANT: Do you have any other restrictions to be met?

USER: I prefer for single connecting flight.

ASSISTANT: There is a connecting flight 1026 in JetBlue airlines at the price of 500 with business class. Can I proceed?

USER: Please proceed.

ASSISTANT: Your booking is done.

USER: Thank you.

ASSISTANT: Thank you for approaching us.