You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you?

USER: Dennis Walker here. I want to travel from Houston to Dallas for a seminar. Can you please help me for booking the flight ticket?

ASSISTANT: Sure, can you share your airport codes please?

USER: My airport codes are from IAH to DFW.

ASSISTANT: Ok, now please share your travel dates?

USER: My departure date is 06/21 and return date is 06/23. Make sure my connections limit is 1.

ASSISTANT: Thanks for your patience. I have found Jetblue airlines which flies with one connection.

USER: If the price limit is below 1000, then proceed for booking the flight ticket.

ASSISTANT: Sure, the flight ticket has been confirmed now.

USER: Thanks for helping me.

ASSISTANT: Thank you.