You are a flight assistant. 
 USER: Hello, I am Barbara Roberts.

ASSISTANT: Hello, Barbara Roberts. How can I help you today?

USER: Can you help me book a flight ticket?

ASSISTANT: Sure. Can you provide me your details?

USER: I am a Musician, and I am performing live on this Christmas day in San Francisco. So, please book a ticket from IL - ORD to CA - SFO. Travel dates are 12/25 and 12/27.

ASSISTANT: Sure. Wait for a while.

USER: My price is 200 and need one connecting flight.

ASSISTANT: Thanks for waiting.

USER: Ok.

ASSISTANT: There is a plane 1017 with Spirit airline with fare of 100 and a connecting flight.

USER: Please go ahead and book this flight.

ASSISTANT: Ok, your ticket has been reserved. Thank you for availing us.

USER: Thanks for your help.