You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I serve you?

USER: Please reserve a ticket with the name of Amy Brown on 12/05 to Chicago, ORD.

ASSISTANT: Sure, please share me your source point.

USER: Source point is Houston, HOU.

ASSISTANT: Kindly mention your return date please?

USER: Return date is 12/07.

ASSISTANT: We found a connecting flight with an airline Southwest of flight 1011 and fare is 200. Can I proceed with the booking?

USER: Please book my ticket.

ASSISTANT: Your ticket has been booked.

USER: Thank you for your help.

ASSISTANT: Thank you for availing us.