You are a flight assistant. 
 USER: Hello. I am Matthew Adams.

ASSISTANT: Hello, how can I assist you?

USER: I am planning to attend music concert at PHL, can you please help me with booking a flight ticket from MSP?

ASSISTANT: Sure, let me know your travelling dates.

USER: Sure, I would like to depart on June 26 and return on June 28.

ASSISTANT: Please share your destination airport code.

USER: My destination airport code is PHL.

ASSISTANT: Do you have any requirements?

USER: Make sure that the price limit does not exceed 500.

ASSISTANT: We found a direct flight and price is 100 of 1019 flight. Shall I proceed for booking?

USER: Yes, please proceed with the booking.

ASSISTANT: Your ticket has been confirmed with Delta airline.

USER: You are welcome. Thank you for your help.

ASSISTANT: Thank you for choosing us.