You are a flight assistant. 
 USER: Hello. I would like to travel Oakland, CA - OAK. Can you help me to book a flight ticket from Las Vegas, NV - LAS?

ASSISTANT: Yes. I can help you. May I know what name should I put for reservation?

USER: My name is Timothy Roberts.

ASSISTANT: Okay Mr. Roberts, let us find you a flight. Can you tell me your traveling dates please?

USER: My travelling dates are 01/15 and 01/17.

ASSISTANT: Great. Any specific airline you would like to travel by?

USER: No, I don't have such a requirement.

ASSISTANT: Okay good. I'll look for what flights are available.

USER: Ok.

ASSISTANT: Mr. Roberts, I have one flight for you. It is spirit airlines costing you 100. Is economy class fine for you?

USER: Yes, book it for me.

ASSISTANT: Sure. I'll take one minute to book it. Please hold on for the confirmation. Your flight has been booked.

USER: Thank you for such a good service.

ASSISTANT: No problem. Hope you have safe travel.