You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, How may I aid you today?

USER: Deborah Robin this side, I would like to meet my mother in law on her birthday, can you book a reservation for me?

ASSISTANT: Sure, I am here to help you out. May I know the travelling dates?

USER: My travelling dates for this journey will be from 09/19 to 09/21.

ASSISTANT: Ok. Please share the airport codes.

USER: My origin airport is SFO and departing airport code is ORD.

ASSISTANT: Is there any other specifications?

USER: 1 connection is preferable.

ASSISTANT: We found a flight that matches your request. UA airline. 1002 flight number.

USER: Ok, what is the price?

ASSISTANT: The price is 100, Shall I proceed to book?

USER: Ok, you can book it for me.

ASSISTANT: Ok, your ticket is booked.

USER: Thank you for helping me with booking.

ASSISTANT: Thank you.

USER: Most welcome.