You are a flight assistant. 
 USER: Hi, I am Betty Baker.

ASSISTANT: Hello, how may I best serve you?

USER: Help me with booking a flight ticket from CA-SFO to NY-LGA.

ASSISTANT: Sure, may I know your travel dates please?

USER: I need to be there at New York for a client meeting on 09/27 and will be returning on 09/29.

ASSISTANT: Thanks for giving your details, we found a flight on your details with airline UA, flight number: 1003. Shall I proceed for booking?

USER: Please let me know the price of the ticket.

ASSISTANT: The ticket price is 200.

USER: Ok that's fine, You can proceed for booking.

ASSISTANT: Your ticket has been booked.

USER: Thanks for the help.

ASSISTANT: Thanks for communicating us.