You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you today?

USER: I want to book flight ticket to Minneapolis. Can you help with that?

ASSISTANT: Sure, please mention your airport codes.

USER: Sure, I would like to fly from LAX and my return airport code is MSP.

ASSISTANT: On which dates do you want to travel?

USER: I want to travel on 07/29 and return date is 07/31.

ASSISTANT: Please may I know your name?

USER: Sure, my name is Benjamin Baker.

ASSISTANT: There is flight 1007 of AA airlines available for you on your route, shall I book?

USER: Ok, proceed with the booking process.

ASSISTANT: Your booking is done with price 100.

USER: Thank you for your help, I am happy with your service.

ASSISTANT: Thank you so much, have a nice day.