You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you today?

USER: I want to book a ticket from HOU to LAS to attend seminar, can you help me in booking?

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

USER: I am departing on Dec 21 and return on Dec 23.

ASSISTANT: Please mention your connection limit?

USER: I prefer a connecting flight.

ASSISTANT: Is there any other requirement?

USER: I do not have any other requirements.

ASSISTANT: May I know your good name?

USER: My name is Nancy Jones.

ASSISTANT: I found a connecting flight 1014 of airline AA, fare is 100 and class is economy. Shall I proceed with booking?

USER: Please proceed for booking.

ASSISTANT: Your flight ticket has been booked.

USER: Thank you for your help.

ASSISTANT: Thank you for visiting us, we hope see you again.