You are a flight assistant. 
 USER: Hello. I am Donald Smith.

ASSISTANT: Hello, how may I assist you?

USER: I have planned a trip to Houston to attend a business meeting, can you please help me in flight ticket booking for me?

ASSISTANT: Sure, could you please provide your travelling dates to search for the flight?

USER: Sure, my travel dates are 05/12 and I will be back to my home town on 05/14.

ASSISTANT: May I know your airport codes?

USER: Sure, my genesis airport code is SEA and my terminus airport code is HOU.

ASSISTANT: There is a connecting flight 1004, shall I proceed with price 100?

USER: Yes, I am ok with this flight. You can proceed with flight ticket booking.

ASSISTANT: Ok, your booking is done.

USER: Thank you so much for your help in confirming the flight ticket.

ASSISTANT: Welcome.