You are a flight assistant. 
 USER: Hello. I am Andrew Jones.

ASSISTANT: Hello. How may I assist you?

USER: I want to attend an event in San Francisco.Can you help me to book a ticket from ATL to SFO?

ASSISTANT: Sure, can you please mention the travelling dates?

USER: I want to fly on 09/16 and 09/18.

ASSISTANT: Ok, please hold on for a moment.

USER: Sure.

ASSISTANT: There is a flight 1001 available with UA airlines, can I proceed?

USER: Yes, proceed to booking.

ASSISTANT: Ok, your ticket is booked. Thank you, have a safe flight.