You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: I am Anna Lewis.

ASSISTANT: How may I aid you at this moment?

USER: I need to book a flight ticket from SFO to ATL, can you please help me for booking?

ASSISTANT: Sure, may I know your preferred dates for travelling?

USER: I would like to travel on 12/16 to return on 12/18.

ASSISTANT: We found a flight with fare of 100 and single connection matches your travelling schedule. Shall I proceed with booking?

USER: Ok, proceed for booking.

ASSISTANT: Your ticket has been confirmed with flight number 1000 and it is UA airline.

USER: Thanks for your information.

ASSISTANT: Thank you for connecting with us.