You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. What help you are looking for?

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

ASSISTANT: Sure, I am glad to help you with that. Can I know your preferable journey dates?

USER: My travelling dates are Aug 09 and Aug 11.

ASSISTANT: Ok, what are your regional airport codes?

USER: My airport codes are HOU and EWR.

ASSISTANT: Ok, please send me your connection limit specification.

USER: I prefer single connecting flight.

ASSISTANT: Ok, do you have any specific timings to depart and return?

USER: No.

ASSISTANT: May I know your respective name please?

USER: My name is Betty Lee.

ASSISTANT: Ok, please give me a minute.

USER: Ok, I will wait.

ASSISTANT: There is a single connecting flight in this route with the ticket cost 100 and this is an economy class flight. Is it ok for you?

USER: Please proceed for booking the flight ticket.

ASSISTANT: I have confirmed your ticket with the flight-1002 and this is provided by an American Airlines.

USER: Thanks for helping me.

ASSISTANT: Most welcome. Thank you for choosing us.