You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I be of your service?

USER: I want a reservation on the name Samuel Parker with price under 200.

ASSISTANT: Sure, may I know your origin airport and destination airport?

USER: Yes, my origin is NV - LAS and destination is CA - SFO.

ASSISTANT: Ok, could you please let me know your preferable journey dates?

USER: Yes, I need to celebrate new year party so I would start on 12/31 and end on 01/02.

ASSISTANT: Do you have any connection limit?

USER: Yes, I need 1 connectiom.

ASSISTANT: Please wait a while.

USER: Sure.

ASSISTANT: Thanks for waiting, we found an airline-Delta flight number-1025 with one connection and the price 200.

USER: Ok, please proceed with this.

ASSISTANT: Your ticket is reserved.

USER: Thanks for the service.

ASSISTANT: Thank you.