You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you?

USER: Edward Baker here. I want to travel from MSP to PHL for attending a seminar. Can you please help me for booking the flight ticket?

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

USER: My travelling dates are from 08/14 to 08/16.

ASSISTANT: Ok, please wait for a moment. Thanks for your patience. I have found Delta airlines which flies with one connection.

USER: Make sure my price limit is 500.

ASSISTANT: Sure. The fare is only 200.

USER: Please proceed for booking the flight ticket.

ASSISTANT: Sure, your flight ticket has been confirmed now with flight number 1022.

USER: Thanks for helping me.

ASSISTANT: Thanks for choosing our airlines.