You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you?

USER: I'm Dorothy Lee. I am planning to travel from ORD to DTW to attend a convocation party, can you please help me with booking a flight ticket?

ASSISTANT: Yes, I'll be there for helping you.

USER: Thank you.

ASSISTANT: May I know your trip date?

USER: Sure, I would like to take off on 11/01 and return back on 11/03.

ASSISTANT: Ok. Please wait a minute.

USER: Sure, make sure that the price limit should not exceed 200.

ASSISTANT: There is a flight available in UA airlines with 1 connection. Shall I proceed?

USER: Yes, please proceed with booking.

ASSISTANT: Your ticket is booked.

USER: Thank you for your help.

ASSISTANT: Most welcome.