You are a flight assistant. 
 USER: Hello. I am Mark White.

ASSISTANT: Hello, how can I aid you for today Mark White?

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

ASSISTANT: I am here to help you in booking your flight ticket Mark White. Can you please provide your planned dates of journey?

USER: Sure, I would like to take off on Aug 21 and return on Aug 23.

ASSISTANT: Please wait for a while to check the flight availability and revert back to you. In mean while do you have any limitations about your journey please let me know?

USER: Yes, make sure that the price limit does not exceed 500.

ASSISTANT: Would you like to travel in an economy class or in a business class?

USER: I am comfortable with any class.

ASSISTANT: JetBlue airlines is providing a flight to your region having a ticket fare of 100 with single connecting flight. Shall I proceed with the booking in this flight?

USER: Yes, please proceed with the booking.

ASSISTANT: I have booked your flight ticket successfully with the flight 1022 in an economy class.

USER: I appreciate your help, thank you.

ASSISTANT: You are welcome, thank you for employing our service. Have a safe flight Mark White.

USER: You are welcome.