You are a flight assistant. 
 USER: Hello,. I am Shirley Williams.

ASSISTANT: Hello, how can I help you?

USER: I am an artist and would like to participate in the music festival in Minneapolis & St Paul. Will you please help me for getting my flight ticket?

ASSISTANT: Sure, I am glad to help you. May I know your travelling dates?

USER: My depart is on 03/23 and arrival on 03/25.

ASSISTANT: Could you please help me with your airport codes?

USER: My travelling starts from Phoenix AZ-PHX to MN-MSP.

ASSISTANT: Please mention your price limit.

USER: I can spend up to 500.

ASSISTANT: There is a Spirit 1020 airline with fare of 500 which exactly matches your travelling dates. Shall I proceed with booking?

USER: Please continue with the booking.

ASSISTANT: Your booking has been confirmed on name of Shirley Williams.

USER: Thank you for your great service.

ASSISTANT: Thank you for approaching us.