You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Katherine Thomas.

ASSISTANT: How can I assist you?

USER: I need some assistance in my flight ticket booking from OAK to SFO to meet my child hood friend, can you please help me in that one?

ASSISTANT: Sure, may I know your trip dates?

USER: Thank you and I want to fly on 06/20 and after two days I will return back on 06/22.

ASSISTANT: UA airlines are providing a flight for you with single connection and price is 200. Can I proceed for booking?

USER: Yes, you can go ahead and confirm my flight ticket booking.

ASSISTANT: Ok, your ticket has been booked with the flight 1022.

USER: Thank you for your quick assistance in my flight ticket booking.

ASSISTANT: Thank you for contacting us, have a safe journey.

USER: Welcome.