You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I be your helping hand today?

USER: I am Christine Lewis, I am planning a trip to San Francisco for short vacation. Can you book a connecting flight?

ASSISTANT: Sure, I will help you. May I know your trip dates?

USER: I will fly on 01/09 and return on 01/11.

ASSISTANT: Where you need to catch the flight and land?

USER: I will fly from IL-ORD to CA-SFO.

ASSISTANT: Please wait for a while.

USER: Sure.

ASSISTANT: Thanks for waiting, there is a connecting flight with price of 200 and 1003 flight number. Shall I proceed?

USER: Please proceed with booking.

ASSISTANT: Your booking has been confirmed with Spirit airline.

USER: Thank you for helping with booking.

ASSISTANT: Thank you for availing us.