You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you today?

USER: I want to book a ticket from ORD to DTW to go for Science Fair.

ASSISTANT: Sure, please share me your planned journey dates?

USER: My travelling dates are July 21 and July 23.

ASSISTANT: Please mention your connection limit?

USER: I want single connection.

ASSISTANT: Is there any other requirement?

USER: I prefer normal-cost airline.

ASSISTANT: May I know your good name?

USER: I am Jerry Walker.

ASSISTANT: I found a connecting flight of American Airlines, flight number is 1023, fare is 100 and class is economy. Shall I proceed with booking?

USER: Ok, please proceed.

ASSISTANT: Your flight ticket has been booked.

USER: Thank you.

ASSISTANT: Thank you for visiting us, have a nice journey.