You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello,. How can I best serve you?

USER: I am Christine Nelson. Can you book a flight ticket to Minneapolis, MSP?

ASSISTANT: Sure, let me know your trip dates?

USER: My trip dates are from 04/06 to 04/08.

ASSISTANT: Ok, where you want to board from?

USER: I am board at Chicago, ORD.

ASSISTANT: What do you prefer either connecting flight or direct flight?

USER: I need a connecting flight.

ASSISTANT: Please wait for a moment, let me check the flight availability and revert to you.

USER: Sure.

ASSISTANT: I found a flight with fare of 100 from Spirit airline and flight number 1000. Shall I proceed?

USER: Ok, Proceed.

ASSISTANT: Your flight ticket is reserved.

USER: Thank you.

ASSISTANT: Thanks for communicating with us.