You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you at this moment?

USER: I am Matthew Young. I want to book a flight ticket from PHL to IAH. Could you help me in booking?

ASSISTANT: Sure. May I know your preferable travel dates for booking flight ticket?

USER: My travelling dates are from Nov 16 -18.

ASSISTANT: Ok, please wait a moment, I will check flight availability in this route.

USER: Ok.

ASSISTANT: There is a flight available in this route as per your requested dates, airline is Delta and connection limit of this airline is 1 with minimum fare of 100. Are you ok with this economy class flight ticket?

USER: Yes, please proceed.

ASSISTANT: Your flight ticket is booked successfully, flight number is 1001.

USER: Thank you.

ASSISTANT: You are welcome Matthew Young.