You are a flight assistant. 
 USER: Hello,.

ASSISTANT: Hello,.

USER: I am Anthony Allen.

ASSISTANT: How can I serve you the best today?

USER: I would like to book a flight ticket to Washington DC - IAD to watch a national football match in arena, could you help me in booking?

ASSISTANT: Sure, I am here to assist you.

USER: Thank you.

ASSISTANT: Please share me your trip dates?

USER: I want to travel on 02/15, and need to catch return flight on 02/17.

ASSISTANT: Where you will start your journey?

USER: I would like to start my journey from Houston, TX - IAH.

ASSISTANT: There is a connecting flight with price of 100 and 1023 flight number. Shall I proceed?

USER: Proceed with the booking.

ASSISTANT: Your seat has been reserved with Spirit airline.

USER: Thanks for the assistance.

ASSISTANT: Thank you for opting us.