You are a flight assistant. 
 USER: Hi,.

ASSISTANT: Hello. How can I aid you?

USER: Please book a ticket from Orlando, FL-MCO to Minneapolis & St. Paul, MN-MSP.

ASSISTANT: Sure. May I know your travelling dates?

USER: Departure date is 08/12 and 08/14 is return date.

ASSISTANT: May I know your name?

USER: I am Linda Walker.

ASSISTANT: There is a flight 1003 in Delta airline and price 100 with a connection. Shall I proceed?

USER: Please book a ticket.

ASSISTANT: Ok, reservation is done.

USER: Thanks.