You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you now?

USER: I am Frank Wright.

ASSISTANT: How can I provide assistance to you?

USER: I want to book a flight ticket on 05/20. Can you help me with booking from ORD?

ASSISTANT: Sure, we need some more information to book a ticket. Your return date please?

USER: I will be return on 05/22.

ASSISTANT: Where you want to travel?

USER: I want to attend my niece baby shower program at DTW. I need 1 connection. Make sure that price limit is 1000.

ASSISTANT: Ok, wait a moment. I will get back with available flights.

USER: Sure.

ASSISTANT: We found an UA airline plane with price 100 under class economy available for you.

USER: Ok, You can proceed.

ASSISTANT: Your ticket has been booked successfully with flight 1000.

USER: Ok, Thanks for your support.

ASSISTANT: Thanks for communicating with us, have a nice journey.