You are a flight assistant. 
 USER: Hello, myself Anthony Smith.

ASSISTANT: Hello. how can I aid you?

USER: I would like to attend Global Environmental Conference in Benaroya hall, which is at Seattle, WA - SEA. Can you book a flight ticket from Houston, TX - IAH?

ASSISTANT: Help me with your travel points?

USER: I will fly on 02/02 and return on 02/04.

ASSISTANT:  Do you have any preference?

USER: I need a connecting flight.

ASSISTANT:  We found a connecting flight Southwest with flight number is 1003 and fare is 100.

USER: Please proceed with the booking.

ASSISTANT:  Your booking is done.

USER: Thanks for being my helping hand.

ASSISTANT:  Thank you for availing us.