You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you?

USER: I want to book a flight ticket from IAD to HOU. Could you help me in booking?

ASSISTANT: Sure, I am glad to help you with that. Can you please provide your preferable dates of travelling?

USER: My travelling dates are from May 11 - 13.

ASSISTANT: Do you have any connection limit?

USER: I prefer for connecting flight.

ASSISTANT: Is there any particular timings in your departure and arrival?

USER: No.

ASSISTANT: Any other preferences do you have?

USER: NO.

ASSISTANT: On whose name I have to book the flight ticket?

USER: James Turner.

ASSISTANT: Please wait a moment to check the flights.

USER: Ok.

ASSISTANT: I have found a connecting flight having with the fare of 200 provided by American Airlines in economy class. Are you ok with this flight?

USER: Yes, please proceed.

ASSISTANT: Ok, your ticket has been confirmed in flight number 1001.

USER: Thank you.

ASSISTANT: Thank you for reaching to our services, hope you have a great day.