You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you?

USER: Mary Lee here.

ASSISTANT: Sure I will help you out.

USER: I want to travel from AUS to OAK for attending a meeting. Can you please help me for booking the flight ticket?

ASSISTANT: May I know your travelling dates please?

USER: My departure date is 11/21 and return date is 11/23.

ASSISTANT: Ok, please wait a moment.

USER: Ok, I will wait.

ASSISTANT: There is a flight with 1 connection, can I proceed with this flight?

USER: Please proceed for booking the flight ticket.

ASSISTANT: Ok, your ticket has been booked. Thank you for choosing our services.