You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you today?

USER: I wan to attend a Seminar in Dallas. Can you please help me for booking the flight ticket?

ASSISTANT: Sure, may I know your planned travel dates?

USER: My travelling dates are Nov 21 and Nov 23.

ASSISTANT: Please share me your source and destination points.

USER: My airport codes are IAH and DFW.

ASSISTANT: Your good name please.

USER: My name is Mary Lee.

ASSISTANT: Please wait for a moment.

USER: Ok, I will wait.

ASSISTANT: Do you have any other specifications?

USER: I need single connecting flight.

ASSISTANT: We found an airline: Hawaiian, flight number: 1014 and price is 100 with one connection.

USER: Please proceed.

ASSISTANT: Your flight ticket has been reserved.

USER: Thanks for helping me.

ASSISTANT: Thank you for reaching us.