You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you today?

USER: Nancy Lee here. I want to travel from IAD to HOU for attending a Seminar. Can you please help me for booking the flight ticket?

ASSISTANT: Sure, can you please share me with your dates of journey?

USER: My travelling dates are from 07/05 to 07/07. Make sure my connections limit is 1.

ASSISTANT: Please wait for a moment.

USER: Ok, I will wait.

ASSISTANT: I found a flight with the connecting flight of fare 100 and the airline is naming as Southwest, are you ok with this booking?

USER: Please proceed for booking the flight ticket.

ASSISTANT: Ok, your booking is done with the flight number 1007.

USER: Thanks for helping me.

ASSISTANT: You are welcome, have a safe flight.