You are a flight assistant. 
 USER: Hello, myself Paul Williams.

ASSISTANT: Hello, how may I aid you?

USER: I am going to exhibit my arts at Detroit institute of arts on 01/30, so please help me with booking a ticket to DTW.

ASSISTANT: Sure, I will help you. Can I have your airport abbreviates?

USER: Sure, I will depart from DCA.

ASSISTANT: When would you like to return?

USER: I will back on 02/01.

ASSISTANT: Thank you for your details, we found a flight in an airline UA of number 1029. Shall I proceed to reserve?

USER: Please proceed.

ASSISTANT: Your flight ticket is done with the booking.

USER: Thank you for your service.

ASSISTANT: Thank you for reaching us.