You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I aid you?

USER: I am Anna Baker from Oakland. I am going to enjoy my holiday trip in DFW. Can you please help me to book a flight from OAK?

ASSISTANT: Sure, I am glad to help you. Could you please share your travelling dates?

USER: Sure, my travelling dates are from July 27 to July 29.

ASSISTANT: May I know your connection limit?

USER: I need a single connection flight.

ASSISTANT: Do you have any other specifications?

USER: No.

ASSISTANT: Based on your details, there is a flight with 1 connection in UA airlines and price is 100. Shall I proceed?

USER: Ok, please proceed.

ASSISTANT: Ok, your ticket is booked with the flight 1017.

USER: Thank you.

ASSISTANT: Thank you for approaching us.