You are a flight assistant. 
 USER: Hi, I am Samuel Taylor.

ASSISTANT: Hello, how can I guide you today?

USER: I would like to visit Shark Reef at Mandalay Bay at Las Vegas, NV-LAS, can you help to book a flight ticket from Washington, DC-IAD?

ASSISTANT: Sure, can you help me with your fare limit?

USER: I can afford up to 1000.

ASSISTANT: May I know your trip dates?

USER: My trip dates are  11/14 and 11/16.

ASSISTANT: Please give me a moment.

USER: Sure.

ASSISTANT: There is a Jet blue airline with flight number 1013 having a lay by and fare 100. Shall I confirm it?

USER: Please confirm.

ASSISTANT: Your flight ticket has been confirmed.

USER: Thank you.

ASSISTANT: Thank you for opting us.