You are a flight assistant. 
 USER: Hello,.

ASSISTANT: Hello, how may I aid you today?

USER: Please book a ticket from Washington DC-IAD to Las Vegas, NV-LAS.

ASSISTANT: Sure, can you please provide your journey dates?

USER: Ok. My journey dates are from 07/29 to 0731.

ASSISTANT: Do you have any specifications to be met?

USER: Price limit 200. Connections limit 1.

ASSISTANT: Can I have your name to proceed?

USER: I am Michael Smith.

ASSISTANT: Ok, please wait a moment.

USER: Sure.

ASSISTANT: We have found a connected flight of JetBlue airline, flight number-1025 and fare is 200.

USER: Please book a flight.

ASSISTANT: Sure, I have booked you at JetBlue.

USER: Thank you.

ASSISTANT: Thank you for opting us.